Mike & Dave are NSFW (Not Safe For Weddings) 20th Century Fox and Chernin Entertainment (with The Knot) have released a new promo clip and wedding do’s and don’ts (mostly don’ts) graphic for the new raunchy comedy Mike and Dave Need Wedding Dates, starring Zac Efron (Neighbors, High School Musical), Anna Kendrick (Pitch Perfect, Into the Woods), Adam DeVine (“Workaholics,” The Final Girls), Aubrey Plaza (Dirty Grandpa, The To-Do List), and Stephen Root (Office Space).