Mayer and Weir performing as part of the 2025 MusiCares Person Of The Year event honoring The Grateful Dead last January. Jeff Kravitz/FilmMagic Share on Facebook Share on X Google Preferred Share to Flipboard Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Send an Email Print the Article Post a Comment John Mayer paid tribute to his Dead & Company bandmate Bob Weir late Sunday, a day after the Grateful Dead legend died at age 78 over the weekend. "Okay Bob. I'll do it your way," Mayer wrote on Instagram Sunday night.