McArdle was Tony-nominated for originating the title role in Annie, and McGillin is a two-time Tony nominee for Anything Goes and The Mystery of Edwin Drood.

Playbill.com is marking the day by taking a look at their performances on stage and in concert.

McArdle at the 1977 Tony Awards.

>

McArdle performs "I Dreamed a Dream."

"Johanna" - Howard McGillin.

McArdle and her daughter Alexis Kalehoff duet on "The Me I Used to Know."

McArdle performs "As Long As He Needs Me."

McArdle's exclusive Playbill.com video with highlights of "Meadowlark" and more.

McGillin - "A Man Could Go Quite Mad."

McArdle sings "Buenos Aires."

McArdle joins Sarah Jessica Parker and Shelly Bruce for an Annie medley.

McArdle performs "You Made Me Love You."

McGillin - "The Music of the Night."

McArdle sings "Look for the Silver Lining."

McArdle sings "Beauty and the Beast."

"All the Things You Are" - Howard McGillin.

McGillin and Patti LuPone revisit Anything Goes on Playbill's Broadway on the High Seas Cruise.