Hi Sarah-Jane,
Brushes with greatness! I did have a college friend whose cousin was Lora Logic.
Anyway, here are four happy songs.
J.J. Cale, "Clyde":
https://www.youtube.com/watch?v=QEOIiIaJoPg . Cale wrote the song "Cocaine" that Clapton made famous.
Ry Cooder, "If Walls Could Talk":
https://www.youtube.com/watch?v=Urg0rr05Fyo
Ray Charles and George Jones, "We Didn't See a Thing":
https://www.youtube.com/watch?v=l1nOyaYkX5s
And last but not least, Bobby McFerrin's "Don't Worry Be Happy," with Robin Williams dancing around, possibly in Heaven:
https://www.youtube.com/watch?v=d-diB65scQU
Cheers,
John