WATCH: Kareena sizzles in Chammak Challo

Teaser of RA.One's most awaited song Chammak Challo which features Kareena Kapoor in a sexy red sari is finally out. Kareena can be seen shaking a leg with Shah Rukh Khan. VIDEO INSIDE

Teaser of RA.One's most awaited song Chammak Challo which features Kareena Kapoor in a sexy red sari is finally out. Kareena can be seen shaking a leg with Shah Rukh Khan.

Kareena-Kapoor-sizzles-in-Chammak-Challo

Full version of the song will be aired on television soon. "Ra.One music to release in September...can't wait to put Chamak Challo on TV in the next few days. Finally it's that time when u start letting the ownership of your film to pass onto the audience," Shah Rukh had tweeted.

Wanna Be My Chammak Challo is sung by American R&B singer Akon. The song is choreographed by Ganesh Acharya.

A trial version of the song was leaked online before.

RA.One is SRK's most ambitious venture till date. It will be releasing in 3D version and video game format as well. It's being directed by Anubhav Sinha.