Big Boom A.J. kept his promise ... as the TikTok sensation was victorious in his All Elite Wrestling debut against Q.T. Marshall at Full Gear -- thanks to an assist from his son, Big Justice!!
The match got kicked off with the special guest timekeeper ... with the Costco Guys' legendary friend, The Rizzler,getting walked down to the ring by former WWE Superstar and current AEW talent Big Show.
After the young influencer hit a few "rizz faces," the match got underway .