There were cheers, there were almost tears and there were countless digs at Barack’s “mum jeans”, as Michelle Obama made her final TV appearance as First Lady on Jimmy Fallon’s late night talk show. Singer Stevie Wonder and comedians Jerry Seinfeld and Dave Chappelle were among the guests helping to pay tribute to Obama, whose eight-year reign as First Lady ends next week when she hands the duties over to, uh, Melania Trump.