Tarek El Moussa Sees Heather Rae Young Walk Down Aisle in Wedding Special First Look (Exclusive)

: In ET's exclusive sneak peek at 'Tarek and Heather: The Big I Do,' Tarek El Moussa and Heather Rae Young share their first glances at each other during their wedding ceremony. The 'Flip or Flop' star can't help but gush about his bride as she walks down the aisle. 'Tarek and Heather: The Big I Do' airs Dec.16 on HGTV at 9:30 p.m. ET/PT and Discovery+.