John Mayer was hospitalized in New Orleans on Tuesday to undergo an emergency appendectomy, according toPEOPLE.
Information on the rescheduled date will be announced as soon as possible.
Should ticketholders choose to seek a refund, they will be available at point of purchase.
Bob Weir tweeted a photo with his Mayer, writing, Wishing a speedy recovery for John.
Get well soon my friend.
John, get well soon brother!
bandmate Oteil Burbridge captioned an Instagram.
Added Bill Kreutzmann on Instagram, Wishing you well John!
The 40-year-old guitarist has been on tour with Grateful Dead offshoot Dead & Company since early last month.
So far, Dead & Companys Dec. 7 and 8 concerts have not been postponed or canceled.
Mayer has additional solo tour dates slated for this month, and its unclear currently how theyll be affected.