Frankie Valli has rescheduled his forthcoming concert at ASU Gammage in Tempe from Saturday, Jan. 29, to Sunday, Dec. 4, as he continues to recover from pneumonia.  Tickets purchased will be honored at the rescheduled date and additional tickets are available at Ticketmaster.com, starting at $49. 

The singer shared the news on social media, saying, "I'm recovering nicely, but unfortunately the doctors want me to take another month off before I begin performing." Valli has rescheduled all his January dates.