Katy, 30, will reportedly duet with the hip-hop star during her half-time show at the game on Sunday (01.02.15) between the Seattle Seahawks and the New England Patriots.
Katy will be joined by Missy for at least one segment of the concert, according to The New York Daily News.
Missy featured on a remix of Katy's single 'Last Friday Night (T.G.I.F.)' and speculation has suggested that's the track she'll be guesting on.
Katy has confirmed Lenny Kravitz will be joining her on stage and even hinted at Missy's appearance, saying the gig will be a ''female fun night''.
She told a press conference for the Pepsi Super Bowl XLIX half-time show at the Phoenix Convention Center: ''It's going to be wild out there. I'm creating three or four different worlds ... I have to keep some surprises for Sunday but I'm very, very excited about this guest. I thought long and hard about it. People are not going to expect it.
''It's a throwback of sorts that definitely needed some shine. All I can say is that it will be female fun night but when this person enters the stage faces will melt. There will be some faces melted when she steps on the stage.''
Somehow the people at Universal Pictures got it into their heads that easy-on-the-eyes, thin-on-talent Jessica...
Is anybody else getting tired of doofus dad comedies? I don't know about you, but...