Conversation so far:
What lead to Sonny Bono and Cher's rise to stardom?
English newspaper photographers showed up whenSonny Bono and Cher were thrown out of the London Hilton because of their outfits the night they arrived
What happened after Sonny Bono and Cher were thrown out of the London Hilton because of their outfits?
London went gaga for the heretofore-unseen Sonny Bono and Cher look, which was neither mod nor rocker
What was Sonny Bono and Cher's first hit?
Sonny Bono and Cher's first hit was I Got You Babe“
Did the song I Got You Babe“ by Sonny Bono and Cher do well on music charts?
I Got You Babe by Sonny Bono and Cher reached number one on the Billboard Hot 100 chart and became one of the biggest-selling and most beloved pop/rock hits of the mid-'60s“

Question: How long was it number one?
Self-contained rewrite: How long was I Got You Babe by Sonny Bono and Cher number one on the Billboard Hot 100?