Complex sentence: The album marks the return of long-time lead singer Vince Neil since 1989's Dr. Feelgood, and the last to feature drummer Tommy Lee until his return for their 2008 album "Saints of Los Angeles".
Split into simpler sentences: The album marks the return of lead singer Vince Neil following his last appearance on 1989's Dr. Feelgood. And is the last album to include drummer Tommy Lee until his return for their 2008 album "Saints of Los Angeles".