United Kingdom, Aug. 4 -- David Lee Roth and Alex Van Halen appeared on stage together for the first time in 11 years as they took to the stage on July 30.

The singer and drummed last performed together on October 4, 2015, at the Hollywood Bowl in Los Angeles, but once again joined forces at a TEDxFargo event last month.

They weren't performing this time - instead, they were talking about their creative process, in a chat moderated by Robert Vargas, who said the interview is one fans "won't want to miss", as it will be "on YouTube/TedxFargo platforms in a few weeks for the public to view for all-time".

Alex founded Van Halen along with brother Eddie back in the 1970s, with Roth also part of the original line-up. He left the band in 198...