After coming out in 2021 as pansexual, Siwa saw some backlash and, despite being a channel regular, she was not invited to the Nickelodeon Kids' Choice Awards.

Source: https://screenrant.com/all-my-friends-dead-jojo-siwa-cast-update/

I was stunned, however, that Siwa dropped out and was very upset that she didn't hold out until the end.

Source: https://www.cinemablend.com/television/special-forces-worlds-toughest-tests-season-2-finale-recruits-passing-jojo-siwa-exit

Sweetin's public backing of Siwa allegedly led to the GAC Family star unfollowing her TV sister on Instagramallegedly upset with Sweetin for not managing the situation privately.

Source: https://www.cinemablend.com/television/full-houses-jodie-sweetin-recalls-the-first-time-she-truly-felt-like-a-middle-child-as-stephanie-tanner