Brian’s song “Two of You” (written with Mark Addison) was featured on Season 1, episode 9 called “Repairs.” If you want to see the video, it’s right at the beginning against the “Marvel” logo. Check it out here:

http://watchabc.go.com/marvels-agents-of-shield/SH55300807/VDKA0_hhlfu4eo/repairs