One song, many singers

The Bee gees wrote the song, Words.
It was first sung by Georgie Fame in the 1967 film, The Mini Affair.
The Bee Gees provided the soundtrack to the film, originally called The Mini Mob.
First recorded by the Bee Gees in January 1968.
Words has subsequently been recorded by over 200 artists.
Words - The Bee Gees 1968
[media=https://youtu.be/XvSnNfJrPHw?si=XlM5a_qkY8qqidHO]

Words - Foster & Allen 2004
[media=https://youtu.be/t0lQdC8nFPc?si=28nRooHw08B9V4CX]

how about 22 auzzie artist all singing stairway to heaven?.

"Summertime Blues"

Eddie Cochran
Blue Cheer
The Who.

La Mer (Beyond the Sea) was originally recorded by Charles Trenet in 1945. Since then it's been done hundreds of times - in French, in English and as an instrumental. Here are a few...

[media=https://youtu.be/ka--QM_tJ-s]

Charles Trenet, 1945

[media=https://youtu.be/2QUnP3UWDKo]

Benny Goodman, 1947

[media=https://youtu.be/m8OlDPqYBLw]

Bobby Darin, 1958

[media=https://youtu.be/FzKpTdQeQ34]

Robbie Williams, 2001

And the best cover

[media=https://youtu.be/7xR2dEHNHvg]

[media=https://youtu.be/biguQQBpHjY]

California Dreamin', Killing the blues, lots of others..

happy birthday to me

[media=https://youtu.be/IMY5PCCjdlE]