Billy J. Kramer to Harry Ruby in 6 Steps
- Billy J. Kramer recorded 1941
- 1941 was covered by John Randolph Marr
- John Randolph Marr recorded I Wonder Who's Kissing Her Now
- I Wonder Who's Kissing Her Now was arranged by Gordon Jenkins
- Gordon Jenkins arranged Nevertheless (I'm In Love With You)
- Nevertheless (I'm In Love With You) was written by Harry Ruby