MacGyver 4x07 "Mac + Desi + Riley + Aubrey" Season 4 Episode 7 Promo trailer HD - A double date descends into chaos when Mac and Desi witness a murder in the back of the restaurant, and as they work to find the killer, Riley tries to keep the secret about her and her friends’ “day jobs” from her new boyfriend, Aubrey (Leonardo Nam), on MACGYVER, Friday, March 27th on CBS. The comedians Impractical Jokers guest star as restaurant employees.