Katy Perry is offering one fan the chance to perform with her at the Grammy Awards in Los Angeles next month.
The lucky fan will duet with the singer on her biggest hit, 'I Kissed A Girl'.
Perry's fans have until January 22nd to submit a 60-second video clip of themselves performing the song to CBS's My Grammy Moment website.
In previous years, winning fans have won the opportunity to perform at the Grammys alongside the likes of the Foo Fighters and Justin Timberlake.
As previously reported on Gigwise, Perry is one of a host of big name stars nominated for a Grammy award next year.
To see the others, CLICK HERE.The winners will be unveiled on February 8th.
You can keep up to date with all the latest news from Gigwise by following us on Twitter and liking us on Facebook.

Dave Grohl: The Beatles Were A Huge Influence On Nirvana
Arctic Monkeys' Matt Helders To Remix Paul Weller Single
A$AP Rocky Announces Second London Show - Tickets
Beyonce Starts Work On New Album
Katy Perry Unveils New Single 'Part Of Me' - Listen
Katy Perry Unveils New Single 'Part Of Me' - Listen
Katy Perry And Russell Divorce: The Shortest Marriages In Music
Use A Condom This Valentines Day: Musicians And Their 'Love Child'
What Came First, The Music Or The Misery? The Anti-Valentine's Day Playlist
From Whitney Houston to Michael Jackson: Grammy Awards Most Memorable Moments Ever 