Along Came a Sister

"Along Came a Sister" is an episode of The Loud House.

Plot
The episode starts at Lincoln's school, when he, Clyde, and their classmates are looking at a tank with a spider named, "Frank", Mrs. Johnson ask who gonna look after Frank for the weekend, everyone raise their hands and she choose Lincoln, much to his glee, Mrs. Johnson say its a big responsibility to look after Frank and he must not be let out of his cage, unlike she this weekend, much to the confusion of her students. The school bell rings and everyone leaves. The duo are walking home and Lincoln praise this, but Clyde points out not to keep it around Leni, a flashback plays at The Loud House when Leni coming downstairs as a flamingo and she opens the door to see Clyde dressed as a spider and she inadvertently didn't know its Clyde and mistaken him as a real spider and sprays bug spray all over him and she immediately bolts out of the house and knocks Clyde out. he reveals to Lincoln that Leni didn't come out of her room for 3 weeks. Lincoln say to the viewers if he has to worry about his ten sisters every time he wanted to do something, he never do anything.

Lincoln plan to go to the house in stealth and Clyde say he's worried. Inside, Luan chases Leni with a fake spider, Lincoln hides the tank with a trench coat, he gets startled by Walt, he runs upstairs and covers Walt cage with a hoodie. In his room, Lincoln greets Frank and Lana invites herself in and ask Lincoln for scissors, as she holding a doll and she gets excited when she see Frank. Lana ask if she can play with him and Lincoln say no and say he has to stay in his cage. An angry Lola rants her twin that she stole her doll and she stares in awe at Frank and the twins ask simultaneously if Leni sees him, Lincoln says no and they want to keep it that way. Lisa also comes on say she trying to do math and like the twins, she also interest in Frank and ask if Leni sees it and Lincoln try to keep a secret to the three...only to find his other sisters (Lori, Luna, Luan, Lynn, Lucy, and Lily) are all interest in Frank as well, much to Lincoln annoyance, and Luna ask her younger brother if Leni sees it and Lincoln is fed up with his sisters and say no, once more. Leni comes in and her siblings hides behind Frank tank. Leni gasps and the others gasp in surprise as they think she already found out. Luckily, she thinks that her siblings that they throwing a surprise party, she leaves. They sigh in relief, the sisters leave.

Lori tells Lincoln he better know what he doing, as he smiles at her nervously. She shuts the door behind her, Lincoln sees Frank a little tired and he let him (Frank) out of his cage, he gets a case full of crickets and realizes he escaped, he panic and search everywhere at the house, such as saying Lola and Lana the cutest twins, ruining Lisa experiment, Lincoln tells Lynn to freeze, the latter thinking their playing freeze-tag. In Luan and Luna room, Lincoln is searching while Luna and Luan is playing the drums and reading a book, respectively. Luna accidentally hits Lincoln with one of her drumsticks and Lincoln spotted a fake spider and misleads to be the real spider and catches it, Luan reveals its a fake one.

Lincoln try looking in the bathroom, Lori angrily yells at him and ask what he doing, he lies to say he looking for contacts and uses a lint ball, as his right eye turns pink. He runs past Lynn (who still frozen) to his room and panicking about loosing Frank. His sisters confront him and he admits he lost Frank, much to their frustration, until Leni eavesdrops on them and ask what they whispering about, she still thinks they throwing a surprise party for her, once her back is turned, it shows that Frank on Leni back, much to the shock of the others and they all run downstairs. As Leni walks in the kitchen, they all reach her there, with Lynn being the last to appear (and she still stuck), Leni tells them she making a smoothie and Frank missing, Leni looking in the fridge to get milk, they see Frank on the carton, Lisa quickly closes the fridge and tells Leni that she lactose intolerance, Leni tells her younger sister she not. When she opens the fridge to get get milk, Frank not there, much to their relief, Lily then spotted Frank and Luna traps him with a pot and Leni sees her, Luna and Lily are playing with pots and Leni bought this.

Both inform he missing once again, Lincoln then spotted Frank on the ceiling, he descends and Leni thinks its one of Luan fake spiders and once Frank blinks, she gets terrified and attempt to spray him, but her siblings block it and Leni angrily leaves. Once the smoke clears out, Frank is dead, much to the sadness of The Loud Family. Outside, a funeral is held and Clyde comes to bring a casserole for Lincoln, he thanks him, Lincoln laments that his class gonna hate him, the service is held and the siblings say its all Leni fault, Lincoln say its all his fault, Leni is washing her hands in the kitchen. Unbeknownst to Lincoln, Leni hears the whole thing, Cliff spits a hairball, much to Lola anger.

Lana then see that the hairball looks exactly like the one in the shoe box, Lana picks its up, Lola unfairly scolds her, Lincoln say Frank is alive, their Dad screams, Clyde tells everyone that in the flashback, Clyde gains consciousness and Dad decks him like Leni did before. An exterminator truck pulls up and they quickly goes to the front. The exterminator kills two caterpillars and walk in the house, Lincoln say he gonna look for Frank, he sisters and Clyde wants to help distract the exterminator and everyone run in the house, Lincoln runs up to Lynn and unfreezes her and the two siblings run into the house. During the search, the exterminator is being outsmarted by the loud family and Clyde. Lincoln finally sees Frank upstairs and both of them make a run for it, with the exterminator traps Lincoln with the twins skipping rope and he sprays it, much to everyone dismay. A figure in a hazmat suit appears, much to Lincoln and the exterminator shock, the figure is revealed to be Leni, whose has Frank in her hands, much for everyone joy.

The exterminator is enraged, Leni is also enraged and claims that he'll destroy Lincoln reputation if he kills Frank. The exterminator is touched and tells the two that they change his life, they ask really, and he is faking and still enraged and hands them the bill, before leaving. Lincoln praises Leni and ask why, Leni say what she heard thst Lincoln say at the funeral and spiders aren't bad, but she gets terrified once more. Lincoln about to take Frank back to his cage and Lisa reveals that Frank a female spider, much to everyone delight, The Loud Family say goodbye to Frank (renamed Frances). In her and Lori's room, Leni is stroking her hair as she counts, in the vent, there an egg sac that produces countless baby spiders, Leni screams in complete terror, as Lincoln realizes and he initially horrified as the episode fades to black.

Trivia

 * This is not the only episode when Luan chases Leni with a fake spider. It was shown in No Guts, No Glori.
 * This episode reveals that Dad is also afraid of spiders.
 * Although Clyde spends a majority of his screentime in the same vicinity as Lori, he does not swoon over her once in this episode.