Identifying songs and bands gives the following.
- One Thing (One Direction)
- Rockstar (Nickelback)
- Don't Speak (No Doubt)
- End of the Road (Boyz II Men)
- Rolling in the Deep (Adele)
- Wannabe (Spice Girls)
- I want it that way (Backstreet Boys)
- Thnks fr mmrs (Fall Out Boy)
- Heroes (David Bowie)
- Bye Bye Bye (N*SYNC)
- I don't want to miss a thing (Aerosmith)
- NO SCRUBS (TLC)
- All Star (Smash Mouth)
- Radioactive (Imagine Dragons)
- You make my dreams come true (Hall & Oates)
The song names spell out "ORDER WITH BINARY". Based on whether or not Don is singing, we get a binary number for each song. Reordering the bands using this order, the first letters spell out "BASS OF NINTH BAND", which gives the answer LANCE (from Lance Bass).