<P> Richard Marx, one of the late 1980s' most successful recording artists, was heavily involved in Vixen's early career, co-producing the album and writing one of their biggest hits "Edge of a Broken Heart". </P> <P> Vixen is featured at No. 43 in Rolling Stone magazine's list of 50 Greatest Hair Metal Albums of All Time . </P> <Table> <Tr> <Th_colspan="4"> Side one </Th> </Tr> <Tr> <Th> No . </Th> <Th> Title </Th> <Th> Writer (s) </Th> <Th> Length </Th> </Tr> <Tr> <Td> 1 . </Td> <Td> "Edge of a Broken Heart" </Td> <Td> Richard Marx, Fee Waybill </Td> <Td> 4: 24 </Td> </Tr> <Tr> <Td> 2 . </Td> <Td> "I Want You to Rock Me" </Td> <Td> David Cole, Janet Gardner </Td> <Td> 3: 30 </Td> </Tr> <Tr> <Td> 3 . </Td> <Td> "Cryin"' </Td> <Td> Gregg Tripp, Jeff Paris </Td> <Td> 3: 32 </Td> </Tr> <Tr> <Td> 4 . </Td> <Td> "American Dream" </Td> <Td> Jon Butcher </Td> <Td> 4: 19 </Td> </Tr> <Tr> <Td> 5 . </Td> <Td> "Desperate" </Td> <Td> Brian Miku, Leah Santos, Jan Kuehnemund </Td> <Td> 4: 16 </Td> </Tr> </Table> <Tr> <Th_colspan="4"> Side one </Th> </Tr>

Who wrote edge of a broken heart by vixen