Robert Tepper is most notably known for his 1986 hit “No Easy Way Out” which peaked at #22 on the Billboard Hot 100 and was featured in the Rocky IV motion picture soundtrack. In 1980 Tepper also co-wrote “Into The Night” with Benny Mardones. Into The Night peaked at #11 on the Billboard Hot 100 and remained on the charts for 20 weeks straight. In 1989 Into The Night was back on the national charts. Mardones' recording peaked this time at #20 the first week in July, adding 17 weeks to its previous run of 20, to add up to a total of 37 (nonconsecutive) weeks on the Billboard Hot 100. Another song from Tepper's debut album (titled No Easy Way Out) called "Angel of the City" became the main song of Sylvester Stallone´s film Cobra. Tepper also co-wrote the single "Le Bel Age" for Pat Benatar, which peaked at #54 on the Billboard charts. Tepper went on to join the classic hard rock group Iron Butterfly for a few years. Iron Butterfly is an American rock band best known for the 1968 hit “In-A-Gadda-Da-Vida", providing a dramatic sound that led the way towards the development of hard rock music. The band's seminal 1968 album In-A-Gadda-Da-Vida is among the world's 40 best-selling albums, selling more than 30 million copies. Iron Butterfly is also notable for being the first group to receive an RIAA platinum award.