Gwen Stefani is over the moon now that she's engaged to Blake Shelton — but the 51-year-old superstar has one question: Why didn't he pop the question sooner? "We have no plans because of the pandemic," Stefani told Jimmy Fallon speaking of the couple's upcoming nuptials during an appearance on the "Tonight Show." "It's like, 'Blake, why couldn't you have done it before? Now we can't have a wedding with the pandemic,'" she said. "[I'm] sitting around going, 'OK.