New Couple On The Block: Donnie Wahlberg & Jenny McCarthy

There's a new kid on Jenny McCarthy's block and it's Donnie Wahlberg!

The blonde bombshell and the singer turned Blue Bloods star began a flirtatious relationship when he appeared on her talk show in March.

More recently they spent the Fourth of July holiday together, according to Us Weekly, with a source telling the magazine, "they are having a lot of fun."

Both McCarthy and Wahlberg are divorced with kids.

His TV cop show, Blue Bloods, films in New York.  And As Radar reported, McCarthy is in talks to join The View -- conveniently also based in the Big Apple.