Conversation so far:
Who was the Fabulous Kangaroos?
The Fabulous Kangaroos was a professional wrestling tag team that existed in various forms from 1957 until 1983.
Were the Fabulous Kangaroos an international wrestling team or did they travel?
After working in Stampede for a while The Fabulous Kangaroos started to travel across the United States.
Did the Fabulous Kangaroos win any titles?
The Kangaroos were the first Eastern Sports Association International Tag Team Champions.
Are there any other interesting aspects about the Al Costello article?
In the World Wrestling Association of Indianapolis, the Kangaroos held the WWA World Tag Team Championship twice.

Question: How long did the kangaroos stay together?
Self-contained rewrite: How long did the kangaroos wrestling team stay together?