Grammy winner Missy Elliott will join Perry when she takes stage on Sunday, according to the AP. Although the rapper hasn’t released an album since 2005, she featured on a remix of Perry’s 2011 song, “Last Friday Night (T.G.I.F.)” The NFL hasn’t confirmed Elliott’s involvement.

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“I have to keep some surprises,” said Perry during her news conference on Thursday. “This guest, though, I thought long and hard about it. I wanted to bring someone back, a throwback of sorts."

Lenny Kravitz will also make an appearance during the halftime show.

Super Bowl XLIX is set for 6:30 p.m. ET on NBC.