Donna Summer — the Queen of Disco — died this morning after a battle with cancer … TMZ has learned.
We’re told Summer was in Florida at the time of her death. She was 63 years old.
Sources close to Summer tell us … the singer was trying to keep the extent of her illness under wraps. We spoke to someone who was with Summer a couple of weeks ago … who says she didn’t seem too bad.
In fact, we’re told she was focused on trying to finish up an album she had been working on.
Summer was a 5-time Grammy winner who shot to superstardom in the ’70s with iconic hits like “Last Dance,” “Hot Stuff” and “Bad Girls.”
• Donna Summer: http://www.donnasummer.com