Shawn Mendes cozied up to his pal John Mayer at a listening party for the latter's new album Sob Rock on Thursday.
In one star-studded picture the duo were joined by Shawn's girlfriend Camila Cabello as well as iconic comedian Dave Chappelle.
John, 43, got to enjoy his big party at the exclusive San Vicente Bungalows, a private club frequented by celebrities.
Peace: Shawn Mendes cozied up to his pal John Mayer at a listening party for the latter's new album Sob Rock on Thursday
What a picture: In one star-studded picture the duo were joined by Shawn's girlfriend Camila Cabello as well as iconic comedian Dave Chappelle
During the festivities an enthusiastic John was seen talking to Dave as Shawn looked on from a distance and smiled.
John also threw an arm around Dave's shoulder so that the pair could be photographed together at the event.
While outside the venue the guest of honor showed off his toned and tattooed arms in a stylish 'ROCK OUT!' t-shirt.
He welcomed a slew of celebrities to the bash including Kiernan Shipka of Mad Men and Chilling Adventures Of Sabrina fame.
Ritzy affair: John, 43, got to enjoy his big party at the exclusive San Vicente Bungalows, a private club frequented by celebrities
Mingling: During the festivities an enthusiastic John was seen talking to Dave as Shawn looked on from a distance and smiled
Side by side: John also threw an arm around Dave's shoulder so that the pair could be photographed together at the event
New pop superstar Lil Nas X who recently stirred up controversy with his infamous 'Satan Shoes' was seen arriving at the party too.
So was hard rock legend David Lee Roth, 66, of Van Halen fame who was on-theme in an outfit that featured skull-and-crossbones pins.
Once the party got going Dave Chappelle was seen at the mic leading all the revelers in a toast for John whose eighth studio album dropped on Friday.
Guests were also able to peruse some themed merchandising including what looked like large plastic flagons advertising the album.
So handsome: While outside the venue the guest of honor showed off his toned and tattooed arms in a stylish 'ROCK OUT!' t-shirt
John's latest meetup with Shawn came after he said that he gets 'honest' feedback from the 'remarkable' 22-year-old
