A live duet with George Michael released in 1991 was a huge hit, going to #1 in both the US and UK. Elton sang it with Michael at Michael's March 19, 1991 Wembley Arena concert, and again at his Wembley concert on March 23; it's not clear which performance was used on the release, or if they were edited together, but George Michael is credited as the producer, indicating that some editing and production took place.
It wasn't the first time they performed the song: Elton brought Michael onstage during his Live Aid set in 1985 to guest on the song; Michael told the crowd it was "one of my favorite tracks of Elton's." This was Michael's only appearance at Live Aid, as Wham! didn't have their own set.
Also in 1985, the pair shared vocals on "Wrap Her Up
," a track from Elton's "Ice On Fire" album that went to #20 US and #12 UK.
Elton's 1991 appearances with Michael were two of just a handful he made that year; he went through a rigorous rehab program in the summer of 1990 and was focused on his health. When the duet was released as a single late in 1991, it harkened a phase in Elton's career, as he shed his alcoholism, drug addiction and eating disorder. It's success showed that there was still tremendous demand for his music, and when he returned in 1992 with his album The One
, he was back in form with two more hits: the title track and "The Last Song