(CNN) Meryl Streep, Audra McDonald and Christine Baranski, boozing in their bathrobes while singing "The Ladies Who Lunch." This was the quarantine moment the world didn't know it needed -- until now.

The dressing gown-clad trio delivered internet gold when they joined a host of A-listers Sunday night to celebrate legendary composer Stephen Sondheim's 90th birthday and his vast contribution to musical theater.

TAKE ME TO THE WORLD: A SONDHEIM 90TH BIRTHDAY CELEBRATION remains on YouTube for all to enjoy!



If you can, please consider donating to Artists Striving To End Povery (@ASTEPonline) at this link: https://t.co/axp1bLMo0hhttps://t.co/UOWRX0wdns — broadway.com (@broadwaycom) April 27, 2020

While Streep poured herself what looked like a martini (vigorously shaken, not stirred), her "Mamma Mia" co-star Baranski, 67, opted for a large glass of red, and Broadway diva McDonald, 49, went straight for the bottle.

At one point during the song from the musical "Company," Streep, 70, looked as if she were about to pour some Scotch into a glass, before cutting to the chase and swigging it straight from the bottle.

As they sang the line "I'll drink to that," the three stars raised their drinks in salute to Sondheim, who is best known for musicals like "Follies" and "Into the Woods" and for writing the lyrics to "West Side Story."

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