The Grateful Dead guitarist will hit the road with his band and do what they do best -- play live music. Unfortunately, guitarist Mark Karan will miss another round of touring for more cancer treatment.

This should make stoners everywhere pretty damn happy.

A rare 1974 performance from the Hollywood Bowl will kick things off for the 24-hour channel.

Mark Karan may have a cancerous lump on his neck.

Largehearted Boy has put together the audio files from a bunch of the performers at the festival including the Flaming Lips, Wilco, The Hold Steady, Bob Weir, Gov't Mule, the White Stripes, and Hot Chip.

Just go here -- www.420.edu -- to check it out.

John Mayer, Tenacious D, My Morning Jacket, The Shins, Counting Crows, Maroon 5, Guster, Allmans, and Santana are also in the mix for the Relix Band drive.

He'll be playing tomorrow night for the Creative Arts Charter School.

These are the songs that stretch the boundaries of the three minute song. These are the songs that are best heard live (and possibly under the influence.) These are the best jams.

Mad bands are visiting the heart of Central Park in New York City this summer.

Channel 420 perhaps?

The boys have a busy summer ahead.