Don't "Hold It Against" Britney Spears If She's Under the Weather!

Dropping a hot new single is tiiiiring, y'all! We can't blame Britney Spears for looking a bit glum and exhausted, as she's been working so hard on her new album. Brit headed out on some errands with her son Jayden James Federline in Woodland Hills, Calif. yesterday. Rest up, Brit! There's a lot more promoting to do with "Hold It Against Me"!

OK! NEWS: LISTEN TO BRITNEY SPEARS' LATEST SINGLE "HOLD IT AGAINST ME"

Brit's single doesn't officially drop until tomorrow, but Ryan Seacrest leaked it on his radio show this morning.

OK! GALLERY: BRITNEY SPEARS MAKES TIME TO GET PAMPERED

It sounds like signature Britney — double entendres and breathy vocals — so of course, we love it!