Carey, Cannon take off their wedding rings

Singer Mariah Carey and her estranged husband Nick Cannon were spotted sans their wedding rings.

On Tuesday, the singer was seen at a restaurant here without her wedding ring. She was accompanied by her three-year-old twins Moroccan and Monroe, reports people.com.

"They seemed happy and like they were having a good time," said a source.

Meanwhile, Cannon hosted Tuesday night's "America's Got Talent" without his wedding ring on.

The two married in 2008 and recently shared the news of their separation.