Inside DJ Khaled's star-studded 42nd birthday party
WATCH: Pharrell, Jamie Foxx, Mary J. Blige, Kelly Rowland and Tiffany Haddish were some of the notable attendees.

DJ Khaled celebrated his 42nd birthday Saturday surrounded by the best in music. And what did you expect for the producer whose tagline is "We the best!"

Although the producer, who's worked with everyone in music from Beyonce to Justin Bieber, officially turned the big 42 on Nov. 26, his friend Diddy hosted a birthday party for him, filled with music's A-list last Saturday at a private estate in Beverly Hills.

Tiffany Haddish, Mary J. Blige, Sean 'Diddy' Combs, Fergie, DJ Khaled, Akon, and Meghan Trainor attend DJ Khaled's Birthday, Dece. 2, 2017, in Beverly Hills, Calif.

"I love you. I love your family," Diddy said during a toast at the party, according to a video posted to his Instagram account. "Khaled, forreal, you're a special person...I think you've taught us all a lot, and we thank you. We celebrate you on this day."

R&B singer Kelly Rowland sang "Happy Birthday" to the superstar producer, while many celebrity friends gathered around.

It seemed that everyone who's anyone in music was there, according to photos posted on social media. Pharrell, Mary J. Blige, Kelly Rowland, Usher, Chris Brown, Wiz Khalifa, Fergie, Teyana Taylor, Snoop Dogg, Jermaine Dupri, Akon, Meghan Trainor and even iconic producer Jimmy Iovine were spotted in photos posted to social media.

In fact, Trainor called it the "craziest party I’ve ever been to" in a caption on Instagram.

Other celebs such as actors Jamie Foxx, Jesse Williams, Jesse Smollett, Tiffany Haddish and Emily Ratajkowski were also spotted.

And of course the proud father brought his first child, Asahd Khaled, with fiancée Nicole Tuck to the birthday bash.