What 2 Northern Irish-Scottish rock band members made a song called "Bloodstream" in 2014?
Bloodstream (song):  It was written by Sheeran, Rudimental, and Snow Patrol members – Johnny McDaid and Gary Lightbody. Snow Patrol: Snow Patrol are a Northern Irish-Scottish rock band formed in 1993, consisting of Gary Lightbody (vocals, guitar), Nathan Connolly (guitar, backing vocals), Paul Wilson (bass guitar, backing vocals), Jonny Quinn (drums), and Johnny McDaid (piano, guitar, backing vocals).
Johnny McDaid and Gary Lightbody