AJ winning the title from Kaitlyn at WWE Payback. In the initial moments following the win becoming official, she was so emotional she couldn't even stand.
Primo and AJ finally kissing on the NXT season 3 finale.
AJ getting to hang with Lita at Wrestlemania 29. Doubly heartwarming because AJ also told the story of how she broke down crying when she met Lita for the first time 10 years ago at Wrestlemania 19 as a fan, and now she got to hang with Lita as a fellow wrestler.