Conversation so far:
What is the twin towers?
team with Akeem (formerly billed as One Man Gang, his UWF opponent) to form The Twin Towers.
What were they known to do?
They feuded with Hogan and Savage.
Do they feud with anyone else?
Savage eventually rallied and defeated The Twin Towers on his own.
What happened after the feud?
This led to The Mega Powers demise as Savage beat Hulk in the backstage medical room.

Question: When did this happen?
Self-contained rewrite: When did The Mega Powers demise as Savage beat Hulk in the backstage medical room happen?