Paul McCartney of "A World Without Love", a number-one single for Peter and Gordon; one as a co-writer on Elton John's cover of "Lucy in the Sky with Diamonds"; one as a co-writer on Stars on 45's "Medley"; one as a co-writer with Michael Jackson on "Say Say Say"; and one as writer on "Ebony and Ivory" performed with Stevie Wonder. , he has 15.5 million RIAA certified units in the United States as a solo artist plus another 10 million with Wings. Credited with more number ones in the UK than any other artist, McCartney has participated in twenty-four chart topping
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).