<P> `` I Thought I Lost You '' is a pop rock song performed by both American singer - songwriter and actress Miley Cyrus and actor and singer John Travolta . The song was co-written by Cyrus with producer Jeffrey Steele . It was released to Radio Disney as promotion for the 2008 Disney animated film Bolt , in which Cyrus and Travolta provide the voices of Penny and Bolt . `` I Thought I Lost You '' was made after filmmakers requested Cyrus to write a song for the film . The lyrics speak of getting lost and getting found . </P>
<P> `` I Thought I Lost You '' is a pop rock song performed by both American singer - songwriter and actress Miley Cyrus and actor and singer John Travolta . The song was co-written by Cyrus with producer Jeffrey Steele . It was released to Radio Disney as promotion for the 2008 Disney animated film Bolt , in which Cyrus and Travolta provide the voices of Penny and Bolt . `` I Thought I Lost You '' was made after filmmakers requested Cyrus to write a song for the film . The lyrics speak of getting lost and getting found . </P>
who sings i thought i lost you from bolt
who sings i thought i lost you from bolt
American singer - songwriter and actress Miley Cyrus actor and singer John Travolta
American singer - songwriter and actress Miley Cyrus actor and singer John Travolta