10/23/2011 at 11:00 AM EDT
Her own lyrics hit a little too close to home for Jennifer Lopez
, who broke down in tears onstage after singing a song about loves from her past.
"I'm going to sing you the last song I wrote about love," Lopez, who recently split from husband
Marc Anthony, told the audience at the Mohegan Sun's 15th anniversary celebration on Saturday night after singing an acoustic rendition of her hit "If You Had My Love." "A lot has changed since then."
Lopez, 42, then launched into "Until It Beats No More" while dancers re-enacted scenes with the singer and some of the men from her past. A Lopez lookalike danced with guys who looked a lot like her exes Diddy
, Cris Judd and Ben Affleck
The final couple to appear in the spotlight danced much like Lopez and her estranged husband during their American Idol
performance in May, just weeks before they announced their split
After she was done, Lopez told the sold-out crowd, "I took a trip down memory lane" – and then started to cry as the crowd applauded.
But it wasn't all sadness for Lopez. A photo of her twins Max and Emme, 3½, and said flashed above her and she said, "There's love – and then there's love