Paul McCartney Wings and decided he needed a change. The group disbanded in April 1981 after Laine quit following disagreements over royalties and salaries. In 1982, McCartney collaborated with Stevie Wonder on the Martin-produced number-one hit "Ebony and Ivory", included on McCartney's "Tug of War" LP, and with Michael Jackson on "The Girl Is Mine" from "Thriller". "Ebony and Ivory" was McCartney's record 28th single to hit number one on the "Billboard" 100. The following year, he and Jackson worked on "Say Say Say", McCartney's most recent US number one . McCartney earned his latest UK number one with the title track
Paul McCartney and Wings all-star collection of musicians in London in aid of UNICEF and Kampuchean refugees. Also during this tour, a live version of the "McCartney II" track "Coming Up" was recorded in Glasgow and became Wings' sixth US number one hit the following year. Paul McCartney and his family arrived in Japan on 16 January 1980 for the planned eleven-date Wings' concert tour of Japan (due to visit Budokan Hall, Tokyo from 21 to 24 January 1980; Aichi-Ken, Taiiku-Kan, Nagoya on 25–26; Festival Hall, Osaka on 28; Osaka Furitsu-Kan, Osaka on 29; Budokan Hall, Tokyo from 31 January to 2 February 1980).