It was the end of season 1 episode 29 where Irep took over as godparent to Dev and almost caused chaos in the universe but was stopped and all the wishes from Irep were unwished by Jorgan von Strangle due to Peri still having a 2-week notice and still godparent to Dev technically

"Welp, Foop- I mean Irep just got knocked out into anti-fairy world now... Who were you again?" Peri says