Joe Jonas, Hunter Hayes and more at TJ Martell Family Day

Jack Attack! @jackgilinsky @jackjackjohnson // @jackandjack pic.twitter.com/LCJZJb1oit

— J O E J O N A S (@joejonas) December 13, 2015

.@HunterHayes performed #iwantcrazy at today's #FamilydayNY fundraiser for #cancerand #AIDS research! pic.twitter.com/TFEYxh3xRb

— TJ MartellFoundation (@tjmartell) December 14, 2015

Joe Jonas, Jack and Jack, and Hunter Hayes attended the T.J. Martell Foundation’s 16th Annual New York Family Day held at Wythe Hotel in New York City today, December 13.

Joe was joined by his band, DNCE, as member Jack Lawless was introduced to two more Jacks. Hunter performed during the event, his song “I Want Crazy” can be found above.

What a fun day!