Mordecai tries to kiss a girl on New Year's Eve, but Rigby sets out to stop him.

When Ashley smells weed in the warehouse, the hunt is on to find out who is getting high at work. Will Les's big cash reward bring out the snitches? Or will Seth's plan to drug test their employees reveal the culprit? Plus, Les takes a ride on a sweet custom three wheeled motorbike, and a potential Picasso comes through the door at American Jewelry and Loan.

Tim enlists Tickle's help to investigate his new still hand, Chico. Josh and Bill take on new risks as they try to stay alive in the moonshine game, as bootleggers. Jeff, Mark and Lance look to take out the competition.

Two years after the devastating effects of Sherlock's 'Death', Dr John Watson has got on with his life. New horizons, romance and a comforting domestic future beckon. But, with London under threat of a huge terrorist attack, Sherlock Holmes is about to rise from the grave with all the theatricality that comes so naturally to him. It's what his best friend wanted more than anything, but for John Watson it might well be a case of ?be careful what you wish for'! If Sherlock thinks everything will be just as he left it though, he's in for a very big surprise?.