Three musicians with direct ties to the Grateful Dead will tour the Midwest with Terrapin Flyer in April. Jerry Garcia Band keyboardist Melvin Seals, onetime Grateful Dead keyboardist Tom Constanten and RatDog/Phil Lesh & Friends guitarist Mark Karan will join Terrapin Flyer for their upcoming run. Their tour will kick off in Grand Rapids, MI on April 11 and come to a close a few days later in St. Louis, MO on April 15.

In other news, Karan will perform with ALO guitarist Dan Lebowitz, RatDog bassist Robin Sylvester and Zero drummer Greg Anton as the Rock Collection. The performance will take place at
Sebastopol, CA’s The Aubergine Vintage Emporium + Cafe on Saturday.

Here’s a look at Terrapin Flyer’s upcoming dates with Karan, Seals and Constanten

April 11 Grand Rapids, MI—Founder’s Brewing
April 12 Tremont, IL—Twisted Spoke
April 13 Chicago, IL—Martyr’s
April 14 Indianapolis, IN—The Mousetrap
April 15 St. Louis, MO—Cherokee