Katy Perry is teasing that a BIG surprise is planned for her performance at the Grammys this Sunday. Katy tweeted:

“Just finished rehearsals for Grammy’s… I’m. so. excited. #somethingscooking”

Rumours are circulating all over L.A that a special someone could be joining her on stage. One source said that the performance will be “epic” and “everyone will be talking about it”

KiSS 92.5′s Taylor Kaye is reporting LIVE from L.A for the Grammy Awards so keep checking KiSS925.com for all the exclusive news, backstage stories and more during music’s biggest weekend!