The Grammy Award-winning band shared that they had to pull out of two shows due to a 'critical illness' in the family.

Dave Matthews, who was part of a star-studded lineup of performers at a Los Angeles concert to raise money for wildfire relief, said on Wednesday he would not be able to perform.

Dave Matthews has dropped out of the FireAid benefit concert due to a family medical issue. "Due to a critical illness in the family, Dave Matthews is unfortunately unable to perform at the FireAid and MusiCares benefits this week,

Relief efforts for the still-burning fires in California have now reached the “massive benefit concert by very famous people” stage of developments, as organizers for an upcoming event titled FireAid have now sent out their initial line-up for a benefit concert.

CNN has reached out to a representative for Matthews for comment. The FireAid benefit concert, a music event set up to aid the relief efforts following the deadly and devastating Los Angeles wildfires, is set to take place on Thursday at the Kia Forum and the new Intuit Dome, both located in the LA city of Inglewood.

Dave Matthews and former Berklee School of Music student John Mayer will perform live together for the first time at FireAid.

There are a bunch of benefit concerts for the LA wildfires coming up, and FireAid is the biggest. Taking place at both the Intuit Dome and Kia Forum in Inglewood, the event has Lady Gaga, Billie Eilish,

Lady Gaga closed the FireAid benefit concert with a heartfelt new song she co-wrote with her fiancé, Michael Polansky, to bring hope to those affected by the LA wildfires.

Citing a family illness, musician Dave Matthews announced Wednesday he will not be performing as scheduled at Thursday’s FireAid concert in Inglewood or at Friday’s MusiCares pre-Grammy benefit concert honoring the Grateful Dead.

In addition to the performances, original Grateful Dead members Mickey Hart, Bill Kreutzmann and Bob Weir will be recognized for their musical contributions and philanthropy, while late band founders Jerry Garcia and Phil Lesh will be honored posthumously.

On January 30, 2 tandem concerts were held in L.A. at the Intuit Dome and Kia Forum to benefit victims of the devastating wildfires that recently tore through the city. For those unable to attend, here are some stand-out moments from both events.

Mikael Wood and August Brown are at Inglewood's Intuit Dome and Kia Forum for the FireAid benefit concerts starring Billie Eilish, Lady Gaga, Green Day and Stevie Wonder, among many others.