The show has hinted about Ava’s pop star past, but it turns out, there is so much we do not know. One woman we all know is the famous Alanis Morissette (“Isn’t it ironic … don’t cha think?”), and now she will join the cast of Up All Night in early 2012 as …

… Drumroll please … a hip-hop legend from Ava’s ’90s band, Sound LLC. Morissette is a pop star playing a pop star (it is ironic).

What are you looking forward to in the show’s 2012 re-appearance? What do you think about casting the fabulous Morissette?