Gwen Stefani's bumGwen Stefani's bumWe spy, with our showbiz eye, something beginning with G...

Yes folks, it's a showbiz groper we've caught in the act.

But rather than a full-on butt squeeze, this is a rather more husbandly pat on the tush.

That lucky old Gwen Stefani.

A cute kid, a successful career, and a hubby who still can't keep his hands off her arse.

Check out all the cheeky action in our gallery of celebrity bum gropers.