With Frankie Valli and his unmistakable falsetto on lead vocal, incredible doo-wop-flavored harmonies, and razor-sharp songs often written by band member Bob Gaudio, the formula was airtight.

Made up of members Frankie Valli, Bob Gaudio, Tommy DeVito and Nick Massi ... Valli explained in an interview, "Barry Gibb called and said, ‘I wrote a song. I think it's for you.

Among the events was a portrait unveiling at Sardi's with Frankie Valli, Bob Gaudio and more! BroadwayWorld was on hand and brings you photo coverage below.

Made up of members Frankie Valli, Bob Gaudio, Tommy DeVito and Nick Massi ... my friends and I for dinner," Jacobs shared in an interview. "We kept in touch by phone until he called me and ...