By August, the John Mayer-fronted offshoot Dead & Company wasannouncedand their firsttourbegan that fall.
But the real delight of the evening was Mayers freaky-good guitar picking.
For hardcore fans, the 38-year-old was an eyebrow-raising choice to fill-in for legendary Jerry Garcia, originally.

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That chemistry has only grown in the months since.
And Mayer, previously deferential to his new band, has loosened up, and isnt afraid to shred.
Touch of Grey served as the only song in the encore.
I will get by / I will survive, the chorus echoed.
The band had been quiet hosts throughout the evening, but Weir manned his mic after Grey wrapped.
As we know, there was a massacre in Florida, not far from here, he began.
The crowd signaled their support with a hearty boos.
Its the same hatred.
They pull those hatreds out of different books.