who sang the song it must be love
It Must Be Love (Labi Siffre song) "It Must Be Love" is a song written and originally recorded in 1971 by Labi Siffre. It was also recorded by ska/pop band Madness in 1981.
All You Need Is Love "All You Need Is Love" was later included on the US Magical Mystery Tour album. It also appears in a sequence in the Beatles' 1968 animated film Yellow Submarine and on the accompanying soundtrack album.