Want to show you the moment. Bob -- made last night and -- reunited on stage. Justin Timberlake. -- and Danny Harris has our story. A -- Justin Timberlake -- to be -- for nine and a half minutes. The... See More
Want to show you the moment. Bob -- made last night and -- reunited on stage. Justin Timberlake. -- and Danny Harris has our story. A -- Justin Timberlake -- to be -- for nine and a half minutes. The floor for old friends emerged from the shadows. And -- that's the most anticipated reunion in pop music. Eleven years in the making was under way. Celebrities and Taylor Swift to Lady -- -- jamming along. But just ninety seconds later. In -- went back from where they came. And just in return to the recap. His stellar solo career. But he was careful to thank the guys who helped launch him to worldwide fame half of the moon men that I've ever line. How long -- those -- guys right there we can keep it at my house. But ominous hit -- -- within the recipe and stickers seemed thrilled to share the spotlight again. The band -- set up a brand new Twitter account this week tweeted this photo. And said what -- night thanks for all the support everybody we love you so. Lance Bass tweeting I love my -- Brothers while Joey Fatone to waited. I had to keep the secret but it wasn't easy here's the big question though is this the start of something larger. Or was it -- sentimental one off and then. -- -- For Good Morning America Dan Harris ABC news. New York.
This transcript has been automatically generated and may not be 100% accurate.