Rock On to Bert Kalmar in 8 Steps
- Rock On was written by David Essex
- David Essex starred in That'll Be the Day
- That'll Be the Day was inspired by the song 1941
- 1941 was recorded by John Randolph Marr
- John Randolph Marr recorded I Wonder Who's Kissing Her Now
- I Wonder Who's Kissing Her Now was produced by Derek Taylor
- Derek Taylor produced Nevertheless (I'm In Love With You)
- Nevertheless (I'm In Love With You) was written by Bert Kalmar