Cassie Confirms Relationship Wit Diddy

Diddy and singer Cassie are no longer dating, she tells Usmagazine.com -- but that didn't stop them from leaving a NYC party together Wednesday night.

"I will confirm that rumor," the 21-year-old told reporters who asked her to confirm split rumors at DJ Cassidy's birthday at Cipriani 23rd Street.

Though Cassie tells Us she's not seeing anyone special "right now," a party source spotted Diddy and Cassie "slipping out" together after the soiree ended.

The "Me & U" singer, who is signed to Diddy's Bad Boy record label, has been spotted out and about with the mogul.

Earlier this month, they reportedly dodged photographers at NYC hotspot Marquee while leaving in the same car