Mandy Moore performing live at the Roxy Theatre in West Hollywood, California - 27.06.07

The 23-year-old, who has dated actors Zach Braff and Wilmer Valderrama in the past, was playing a concert in Manhattan recently when she made the comments.

She said, "You know, guys suck. I don't want to make a sweeping generalization, but some guys suck! And I've come across a few."

Source: WENN