PIBBY: SOUTH PARK STATIC TVS: EPISODE 4: VILLAIN RESCUE

Lore:
Butters who just woke up, was grabbing supplies and stewies Wounds from rooten family on the family guy universe have just recovered. Butters condition was worser then stewies so stewie decided to give his gear and bandages to butters.
Present day: Butters and stewie were scavenging around an Old park that seemingly used to be a graveyard. A loud roar approach’s their ears, Cartman nearly kills stewie by stewie dodging cartmans attack, butters was out getting supplies so stewie had to hold cartman off until butters was here.

[months later, It’s too late stewie, you can’t save anyone else now.]