Singer performs country-tinged "Behind That Locked Door" for show's George Harrison Week
George Harrison's son rolls out "Let It Down" and "Ballad of Sir Frankie Crisp" with rockers Big Black Delta
The performance was part of the show's ongoing 'George Harrison Week'
The performances coincide with the release of a box set comprising the Beatle's early solo albums
The 11th annual Dylan Fest Benefit raised money for Sweet Relief
George's son covers 'For You Blue' from the Beatles' 'Let It Be'
Dhani Harrison's band also sits for interview
Paul McCartney, Ringo Starr, Jeff Lynne join the guitarist
Late Beatle's son on soundtrack sessions with thenewno2
Dhani Harrison records at Abbey Road for the first time
"It's a powerful little instrument," says Vedder. "I've got so much respect for it."