
Barbara Cook supports her friend and song provider as he gets teary during his birthday party

The highlight of an evening of highlights: Angela Lansbury and George Hearn re-create their Sweeney Todd roles (Paul Gemignani conducts the orchestra behind them)

Michele Pawk sings "Send in the Clowns" to real-life hubby John Dossett

A signature Patti LuPone belt on "Being Alive"

All of New York City wishes Sondheim a happy birthday

From Pacific to the Woods: B.D. Wong sings "Children Will Listen"

So in love: Marin Mazzie and Jason Danieley

Michael Cerveris and Becky Ann Becker are Assassins again

John Dossett, Laura Benanti and Danny Gurwin sing from Night Music

Debra Monk takes her turn with "I'm Still Here"

Judy Kaye came to sing between performances of Candide but didn't have time to remove her wig and makeup

Danielle Ferland and Alexander Gemignani merrily roll along (with Chris Fenwick on piano)

Barbara Cook was one of the final performers of the evening

Lonny Price tells Michael Cerveris about "Franklin Shepard, Inc."

Andrew Lippa (left) and Joss Whedon discuss Sondheim's impact on American culture with him

Daisy Prince and Lonny Price reminisce about Merrily We Roll Along

Sorry the picture's not perfect, but we knew BWW readers would want to see Donna Murphy interpreting "Losing My Mind"

A little Bounce from Michele Pawk and Gregg Edelman

Charmian Carr introduces a song from Evening Primrose, in which she starred in 1966 (you may remember her as The Sound of Music's Liesl)

Neil Patrick Harris finishes the hat

All performers on stage and all audience members on their feet as Sondheim takes a bow

The honoree embraces Paul Gemignani, musical director for many Sondheim shows

Barbara Cook, George Hearn, Angela Lansbury and a theater full of fans and other performers sang "Happy Birthday" to Sondheim

Mrs. Lovett and Sweeney Todd never looked this good before!

Alvin Ing, who's been in both Broadway productions of Pacific Overtures

Jason Robert Brown (left) and Richard Maltby, both lyricists themselves, discuss their favorite Sondheim lyrics

Blowing out the candles as the evening draws to a close