Jamie Foxx:

Tony Orlando and Dawn - Tie a Yellow Ribbon Round the Ole Oak Tree
https://www.youtube.com/watch?v=yGBw4pmR5ro
- "Held Up" (2000) reference

Earth, Wind & Fire - Reasons (with harmonica)
https://www.youtube.com/watch?v=Mjhihmyq6FQ
- Same as above

Carla Gugino:

Traditional - Up In A Balloon (Boys)
https://www.youtube.com/watch?v=yK8g8a2xewU (From 4:31)
- Here, she performs it with her castmates from 'The Buccaneers' (1995)
- Her character in "San Andreas" could probably use one