Selena Gomez Pranks David Henrie

Selena Gomez looks shocked as she looks around at David Henrie‘s face pasted all around the principal’s office in this new still from Wizards of Waverly Place.

In the upcoming episode “Detention Election,” Justin’s (Henrie) chances at becoming Student Body President are put in jeopardy after someone wallpapers Principal Laritate’s (Bill Chott) office with posters from Justin’s campaign and he is accused of masterminding the prank.

Meanwhile, Alex (Gomez) befriends Stevie (Hayley Kiyoko), a rebellious new girl in school, and Jerry (David DeLuise), Max (Jake T. Austin) and Harper (Jennifer Stone) get stuck on a Ferris wheel during their trip to Coney Island.

“Detention Election” premieres Friday, March 19 @ 8PM ET/PT on Disney Channel.