"One of These Nights" is a song written by Don Henley and Glenn Frey and recorded by the American rock band Eagles. The title track from their One of These Nights album, the song became their second single to top the Billboard Hot 100 chart after "Best of My Love" and also helped propel the album to number one. The single version was shortened from the album version of the song, removing most of the song's intro and most of its fade-out, as well. Henley is lead vocalist on the verses, while Randy Meisner sings high harmony (not lead) on the refrain. The song features a guitar solo by Don Felder that is "composed of blues-based licks and sustained string bends using an unusually meaty distortion tone."

Answer this question: who sings vocals on one of these nights? Let's give stream of consciousness first:
To answer the above question, the relevant sentence is: Henley is lead vocalist on the verses, while Randy Meisner sings high harmony (not lead) on the refrain.
So, the final answer is Henley is lead vocalist on the verses , while Randy Meisner sings high harmony ( not lead ) on the refrain.