Brad Pitt has mocked rumours about his close pal George Clooney's sexuality, by joking he won't marry Angelina Jolie until his Ocean's Eleven co-star can legally tie the knot with his partner.

Pitt and Jolie have vowed they'll not consider marriage until same-sex unions are legalised in every one of America's 50 states.The actor uses a new interview with People magazine to reiterate their commitment to the pledge, and take a sly dig at bachelor Clooney.Pitt tells People, Angie and I will not be getting married until George and his partner can legally do so.