A then and now look at some of the big acts from Woodstock.
Country Joe McDonald at Woodstock and performing in 2007. (Joe Traver & Chris Gordon/Getty Images)
Ravi Shankar pre-Woodstock in 1967 and performing in 2009. (Michael Ochs Archives & DESHAKALYAN CHOWDHURY/AFP/Getty Images)
Brand New Key singer Melanie lit up the audience at Woodstock. She’s seen here at the 30 year anniversary of the festival in 1999. (Joe Traver/Getty Images)
Folk singer Arlo Guthrie shortly after Woodstock in 1969 and at the Rock and Roll Hall of Fame Concert in 2009. (David Fenton & Stephen Lovekin/WireImage)
Joan Baez at Woodstock in 1969 and performing in 2009. (Fotos International & TIMOTHY A. CLARY/AFP/Getty Images)
Trippy rockers Canned Heat a year after Woodstock in 1970 and still rockin’ the leather in 2009. (Michael Ochs Archives/Getty Images)
CCR a year before Woodstock in 1968 and John Fogerty in 2009. Fogerty, the chief singer/songwriter for the band, never got back together with his former bandmates who now tour as Creedence Clearwater Revisited.(Michael Ochs Archives/Getty Images & Jeff Kravitz/FilmMagic)
Sly & the Family Stone a year before Woodstock in 1968 and on stage in 2007. (Michael Ochs Archives/Getty Images & Mark Allan/WireImage)
Janis Joplin in 1969 and shortly before her death in 1970. (Michael Ochs Archives/Getty Images)
The Who’s Pete Townshend wowed the crowd at Woodstock with his energetic and destructive guitar style. He’s still doing it in 2009 with Roger Daltry by his side. (Barry Z Levine & Bradley Kanaris/Getty Images)
Jefferson Airplane rocks Woodstock and the original lineup back together in 1989. The band went through several lineups and name changes through the years and released an album as Jefferson Starship in 2008 - Grace Slick did a guest stint on one track. (Chris Walter/WireImage/Getty Images)
Joe Cocker at Woodstock and on stage in New Jersey in 2009. (Fotos International & Bobby Bank/WireImage)
Country Joe McDonald at Woodstock in 1969 and performing at Hippiefest in 2007. (Barry Z Levine & Chris Gordon/Getty Images)
Robbie Robertson (in hat) and Levon Helm (with cigarette) from ‘The Band’ at Woodstock and Robertson with ‘The Band’s’ Garth Hudson in 2009. (Barry Z Levine/Getty Images & Jim Spellman/WireImage)
Crosby, Stills, Nash, & Young (where’s Neil, man) at Woodstock and back together again in 2008. (Barry Z Levine/Getty Images & Kevin Mazur/WireImage for Atlantic Records)
Johnny Winter one year after Woodstock in 1970 and at the 2009 New Orleans Jazz & Heritage Festival. (Michael Ochs Archives & Rick Diamond/Getty Images)
Sha Na Na on stage at Woodstock and together again in 2006. (Barry Z Levine & David Livingston/Getty Images)
Guitar god Jimi Hendrix closes out Woodstock and plays with his teeth at his last ever concert performance in 1970. (Barry Z Levine & Michael Ochs Archives/Getty Images)
