Conversation so far:
How did Van Halen reunite with David Lee Roth?
David Lee Roth called Eddie Van Halen to discuss what tracks would be included on a planned Van Halen compilation. Shortly afterwards, Roth re-entered the studio with the band.
Did David Lee Roth re-join the band?
Van Halen's appearance fueled reunion speculation. But several weeks after the awards show, it was discovered that David Lee Roth was out of Van Halen again.
Why was David Lee Roth's renion only temporary?
David Lee Roth released a statement in which he stated that he was an unwitting participant in a publicity stunt by manager Ray Danniels.
Did Van Halen release any songs during the time they were reunited?
Two songs from those reunion sessions were added to the band's Best Of – Volume I album and released as singles to promote it.
Are there any other interesting aspects about this article?
On September 30, 2019, David Lee Roth expressed uncertainty towards the band's future, stating I think Van Halen is finished. However, no formal announcement of a disbandment has been made.

Question: What did Roth do that was embarrassing?
Self-contained rewrite: What did David Lee Roth do that was embarrassing?