Johnny Borrell releases track in support of Friends Of The Earth
Des'ree, Razorlight and Snap are main offenders
Borrell and co. will play only one US date this summer
The band head for T On The Fringe
Supergrass also do their bit at charity event
Supergrass are also on the bill
The incident happens before band's LA gig
The star talks to NME.COM after NYC show