in 1968 that furthered the guitar and studio innovations of his previous two albums. Simon and Garfunkel released the single "Mrs. Robinson" in 1968; featured in the film The Graduate. Country music newcomer Jeannie C. Riley released the country and pop hit "Harper Valley PTA" in 1968, which is about a miniskirt-wearing mother of a teenage girl who was criticized by the local PTA for supposedly setting a bad example for her daughter but turns the tables by exposing some of the PTA members' wrongdoings. The song, along with Riley's mod persona in connection with it, apparently gave country music a "sexual revolution" of its own, as hemlines of other female country artists' stage dresses began rising in the years that followed. Sly & the Family Stone revolutionized black music with their 1968 hit single "Dance to the Music" and by 1969 became international sensations with the release of their hit record Stand!. The band cemented their position as a vital counterculture band when they performed at the Woodstock Festival. The Gun released "Race with the Devil" in October 1968. After a long performance drought, Elvis Presley made a successful return to TV and live performances after spending most of the decade making movies, beginning with his '68 Comeback Special in December 1968 on NBC, followed in 1969 by a summer engagement in Las Vegas. Presley's return to live performing set the stage for his many concert tours and continued Vegas engagements throughout the 1970s until his death in 1977. The Foundations released Build Me Up Buttercup in December 1968 The Rolling Stones filmed the TV special The Rolling Stones Rock and Roll Circus in December 1968 but the film was not released for transmission. Considered for decades as a fabled "lost" performance until released in North America on Laserdisc and VHS in 1996. Features performances from The Who; The Dirty Mac featuring John Lennon, Eric Clapton and Mitch Mitchell; Jethro Tull and Taj Mahal. Spooky Tooth released their second album Spooky Two in March 1969. The album was an important hard rock milestone. The Woodstock Festival, and four months later, the Altamont Free Concert in 1969. The Who released and toured the first rock opera Tommy in 1969. Proto-punk band MC5 released the live album Kick Out the Jams in 1969. Captain Beefheart and his Magic Band released the Avant garde Trout Mask Replica in 1969. Creedence Clearwater Revival