Sadie wishes upon a star that her hype-girl avatar, Lay Lay, were real, causing Lay Lay to magically come to life. Now that she is in the real world with Sadie, Lay Lay decides that she wants a teenage experience herself and enrolls in the local school. Using her innate charm, Lay Lay convinces Sadie that she needs to come out of her shell and the best way for her to stand out is to run for student council.
Sadie and Lay Lay are determined to find Principal Willingham a date so she'll approve a school dance, but disagree on who her date should be. Separately, they set out on their own match-making missions to prove who is right.
Lay Lay's avatar creator visits Sadie with some changes to the app settings, turning Lay Lay's personality negative, while Sadie tries to restore her best friend's positivity and convince the techie not to shut down the app completely.
Bacon becomes the West Packer High football mascot, but when the school's rival steals him as part of a prank, Lay Lay will stop at nothing to get her beloved pig back.
Trish's college sorority is reuniting for a mother-daughter step contest, and Lay Lay agrees to take over for Sadie, who is locked in a battle with Marky over their personal space.
Marky's favorite social media influencer Beastie Pie, is hosting a gross food-eating competition at BoomBox Burger. When Sadie and Lay Lay overhear Beastie plans to rig the contest, they must work together to convince Marky that Beastie is a fraud.
Lay Lay and Sadie volunteer to build houses for those in need, but when Sadie is put in charge of all the workers, managing Lay Lay becomes her biggest challenge.