M&M's Super Bowl 2019 Teaser, 'Lock Game' Featuring Christina Applegate

After a trip to the grocery store, Christina Applegate just wants to get back into her car. Unfortunately, an unseen prankster keeps re-locking the door right as she's about to open it. As she resorts to a flurry of kicking and vulgarity, M&M's hints that it will reveal the identity of the mischievous passenger during Super Bowl LIII on Feb. 3, 2019.