Johnny Depp gave us a peek of his latest onscreen transformation this week! The actor's handlebar mustache was freshly curled up on the set of his new movie Mortdecai. A day later, Gwyneth Paltrow joined Johnny in front of the camera, marking the first time the stars have collaborated together. In other interesting filming moments, Emmy Rossum broke out in tears while donning an electronic ankle bracelet for Shameless, and Kylie Minogue lip-synched her heart out on the set of her new music video. Check out all that and more in this week's best on-set pictures!