Correct
Explanation
"Happy Xmas (War Is Over)" is a Christmas song released in 1971 as a song by John & Yoko/Plastic Ono Band.
Solve this puzzle
Which 1977 movie won best picture, best actress and best director Oscars at the 1978 ceremony?
One Flew Over the Cuckoo's Nest Annie Hall Kramer versus Kramer Chariots of Fire