Lets see how many I can track down.
0:00:00 -
0:03:46 - Step Out by The Papas and the Mamas.
0:07:38 -
0:11:55 - Fools in Love performed by Rita Coolidge (maybe? I cannot find another recording to verify).
0:15:48 -
0:19:30 - Goodbye Again performed by Olivia Newton-John.
0:23:50 -
0:26:12 - I'll Have to Say I Love You in a Song by Jim Croce.
0:29:40 -
0:32:36 - Love Letters (Straight From Your Heart) performed by Brenda Lee from her 1981 album Only When I Laugh (this was a hard recording to find).
0:36:04 -
0:38:40 -
0:42:00 - How Many Times Can We Say Goodbye by Dionne Warwick and Luther Vandross.
0:45:51 -