Ebony and Ivory McCartney filmed a promotional interview for the "Tug of War" album. The b-side of the single, the song "Rainclouds", is written by Paul McCartney and Denny Laine, though on early pressings of the single the song was credited only to McCartney. "Ebony and Ivory" spent seven weeks at No. 1 on the "Billboard" Hot 100, and was the fourth-biggest hit of 1982. For McCartney, the song's run atop the chart was the longest of any of his post-Beatles works, and second longest career-wise (behind "Hey Jude" with The Beatles); for Wonder, it was his longest-running chart-topper. It marked the first
Stevie Wonder biggest hits and highest level of fame; he had increased album sales, charity participation, high-profile collaborations, political impact, and television appearances. The 1979 mainly instrumental soundtrack album "Stevie Wonder's Journey Through "The Secret Life of Plants"" was composed using an early music sampler, a Computer Music Melodian. Wonder toured briefly in support of the album, and used a Fairlight CMI sampler on stage. In this year Wonder also wrote and produced the dance hit "Let's Get Serious", performed by Jermaine Jackson and (ranked by "Billboard" as the No. 1 R&B single of 1980). "Hotter than July" (1980) became Wonder's first