United Kingdom, May 29 -- Sean 'Diddy' Combs is being warned not to take the stand in his federal sex trafficking trial.

The 55-year-old rapper's federal trial is continuing in New York, and has seen a series of big-name witnesses take to the stand so far too testify against the Bad Boy Records founder -and legal analyst Lisa Bonner has now insisted Combs giving his testimony during proceedings would open him up to questioning on a range of damaging allegations.

She told Page Six: "Once you take the stand, everything you've ever done - related to any of these alleged crimes - become fair game.

"You are under oath and you can go to jail for. perjury, so you want to avoid taking the stand."

Combs is on trial on charges including sex tra...