Saturday was singer and This Ain't Avatar XXX Porn Parodyinternationally renowned artist Britney Spears's 36th birthday, and to celebrate, Madonna booted up her Photo Booth app (#tbt) and covered "Toxic."

In an Instagram post, the icon explained that the cover was also her song for World AIDS Day, which was Friday. (She certainly did a better job raising awareness than the president.)

Mashable Top Stories Stay connected with the hottest stories of the day and the latest entertainment news. Sign up for Mashable's Top Stories newsletter By clicking Sign Me Up, you confirm you are 16+ and agree to our Terms of Use and Privacy Policy. Thanks for signing up!
SEE ALSO: The best 20 songs turning 20 in 2018

Watch the wonderful, thermal-y cover below.

View this post on Instagram

And yes, Britney liked the post.

Featured Video For You
Daisy Ridley's workout is one of Jedi caliber

Topics Music