Marc Anthony Infiltrates Leo's Mantourage

4/16/2009 10:51 AM PDT BY TMZ STAFF
While Jennifer Lopez had a ladies' night with Katie Holmes and Victoria Beckham last night, Marc Anthony had a dude's night out of his own -- with Leonardo DiCaprio and Lukas Haas!

Marc Anthony & Leonardo DiCaprio: Click to watch
And just like when Marc goes out with J. Lo -- nobody paid him any attention.