Week After Christmas Puzzle!

It is the week after Christmas and the children no longer are awaiting the arrival of Santa who has come and gone. As far as we know, Santa may be heading south in a few decades when global warming forces an evacuation of the North Pole. Anyway, we pose a post Xmas puzzle. Solve the puzzle and you can demonstrate a grasp of trivia that few of your friends possess.
Following are a list of songs. The puzzle is all of the songs share on thing in common.

The Christmas Waltz
Silver Bells
Winter Wonderland
Santa Baby
Sleigh Ride
I’ll Be Home For Christmas
I’ve Got My Love To Keep Me Warm
Let It Snow, Let It Snow
The Christmas Song
White Christmas

Solve the puzzle?

OK, here are some clues. Following are the composers of the songs

Sammy Cahn
Jay Livingston
Felix Bernard
Joan Javits
Mitchell Parrish
Walter Kent
Irving Berlin
Sammy Cahn
Mel Torme
Irving Berlin

Figured out the Puzzle?

OK, the answer is:

swej composers