Get a Grip is the 11th studio album by American rock band Aerosmith, released in April 20, 1993 by Geffen Records. Get a Grip was the band's last studio album to be released by Geffen before they returned to Columbia Records. Get a Grip featured guests including Don Henley, who sang backup on "Amazing", and Lenny Kravitz, who offered backup vocals and collaboration to "Line Up". As on Permanent Vacation and Pump, this album featured numerous song collaborators from outside the band including: Desmond Child, Jim Vallance, Mark Hudson, Richie Supa, Taylor Rhodes, Jack Blades and Tommy Shaw. Get a Grip became Aerosmith's best-selling studio album worldwide, achieving sales of over 20 million copies, and is tied with Pump for their second best-selling album in the United States, selling over 7 million copies as of 1995. This also made it their third consecutive album with US sales of at least five million. Two songs from the album won Grammy Awards for Best Rock Performance by a Duo or Group with Vocal, in 1993 and 1994.