STAGE TUBE: Marin Mazzie, Bobby Steggert, Ramin Karimloo & More Sing Ahrens and Flaherty at Oscar Hammerstein Award Gala

The York Theatre Company just honored Tony Award-winning collaborators Lynn Ahrens and Stephen Flaherty with the Oscar Hammerstein Award for Lifetime Achievement in Musical Theatre at the 23rd Oscar Hammerstein Award Gala at Park Avenue's Racquet & Tennis Club (370 Park Avenue). Below, check out highlights from the evening, which including performances by Marin Mazzie, Ramin Karimloo, Bobby Steggert, Corey Cott, Judy Kaye, and many more!

Lynn Ahrens and Stephen Flaherty are considered the foremost theatrical songwriting team of their generation. With a creative collaboration that has lasted 30 years, they are winners of Broadway's triple crown - Tony Award, Drama Desk Award and Outer Critics Award, as well as two Grammy nominations for their score of the hit Broadway musical Ragtime. They also received two Academy Award nominations and Golden Globe nominations for the songs and score of Twentieth Century Fox's animated feature film Anastasia (Gold Record and Number One Song). They are co-creators of the Broadway musical Once On This Island (eight Tony Award nominations; London's Olivier Award, Best Musical). Seussical, based on the works of Dr. Seuss (Grammy Award and Drama Desk nominations), is one of the most frequently performed shows in America. They have premiered four new musicals at Lincoln Center Theater: My Favorite Year, A Man of No Importance (Winner, 2003 Outer Critics Circle Award, Best Musical), Dessa Rose(Audelco Award, Best Musical, Drama Desk and Outer Critics Circle nominations), and The Glorious Ones (five Drama Desk nominations including Best Musical). Additional theatre credits include Lucky Stiff (Helen Hayes Award, Best Musical), Chita Rivera: The Dancer's Life, Ragtime 2009 Broadway Revival (six Tony nominations, seven Drama Desk nominations), and most recently on Broadway, Rocky (four Tony nominations, eight Drama Desk nominations). Rocky premiered in Hamburg, Germany in 2012, where it is now in its second year of performances. Little Dancer, an original musical with book and lyrics by Ahrens and music by Flaherty, directed and choreographed by Susan Stroman, is now in performances at the Kennedy Center.