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Paris Hilton has split with night club owner Cy Waits, her rep announced on Tuesday, June 21.

"I can confirm that Paris Hilton and Cy Waits have ended their relationship," says her rep Dawn Miller [via People'. "It was a joint and amicable decision. They both have respect and care for one another and ask for you to please respect their privacy."

Paris and Cy started dating last summer and till a week ago all appeared well with their relationship.

"We're just really happy where we are right now," Paris told People magazine at Marquee Las Vegas on Saturday, June 11.

The couple have featured on the reality TV show The World According To Paris. Their relationship, rocky at times, was the focus of a recent episode.

A source tells People magazine that the couple are "definitely are still friends."

"Paris still thinks of Cy as a great influence on her life,but she's just not ready for the next step in a relationship."

Waits is a partner with twin brother Jesse and Victor Drai in Las Vegas celebrity hotspots XS and Tryst.