The superstar group want a change of President - they're not the only ones...

The star takes a little detour on her tour with Nelly...

The Ruff Ryder gets some top class help...

And she'll contribute a song to the soundtrack...

Critically-acclaimed rapper joins <a href="/artists/ice-cube" class="artistLink">Ice Cube</a> in new comedy...

The star insists she'll only accept a part that doesn't cast her as a rapper...

There's a cameo appearance from Dr Dre too...

Mark B & Blade are also on the bill for Destiny's Child's London all-dayer...