And he'll be married to Regina Hall...Though he’s still best known for the comedy he generates alongside Jordan Peele on US TV, Keegan-Michael Key has been making a name for himself as a reliable laugh-grabber in supporting film roles. The team behind the new sequel-reboot Vacation clearly think he’d add to the mirth, hiring him to appear alongside Regina Hall.John Francis Daley and Jonathan Goldstein are making their joint directorial debut with the film, which finds the grown Rusty Griswold (Ed Helms) taking his wife (Christina Applegate) and his children on a cross-country trip to replicate the one his father took him and his siblings on years ago.