[DOC] [TLE] Jason Alexander - Wikipedia [PAR] Jay Scott Greenspan (born September 23, 1959), known by his stage name, 
Jason Alexander, is an American actor, voice actor, comedian and director. 
Alexander is best known for his prominent role as George Costanza in the 
television series, Seinfeld. ... On Broadway, he appeared in Stephen Sondheim's 
Merrily We Roll Along,... [DOC] [TLE] Jason Alexander - Film Actor, Theater Actor, Television Actor ... [PAR] Jul 11, 2016 ... Jason Alexander is a film, theater and television actor who has played ... Jason 
Alexander was born on September 23, 1959, in Newark, New Jersey. ... he 
moved to Los Angeles, where he co-starred as George Costanza in Seinfeld. ... of 
the Stephen Sondheim/George Furth musical, Merrily We Roll Along. [DOC] [TLE] Theater Review: In "Merrily We Roll Along," A Sondheim Musical ... [PAR] Feb 15, 2012 ... In its revival of the 1981 Merrily We Roll Along, the Encores! series resurrects a ... 
(MORE: Does Broadway Hate Stephen Sondheim?) ... Miranda, the star and 
Tony-winning composer of In the Heights) had written some hit ... It turned out 
they were the right age for their characters at the end of the show but... [DOC] [TLE] Oregon Symphony: Tony Bennett, Colin Currie, Wynton Marsalis ... [PAR] Sep 14, 2016 ... Marsalis began his classical training on trumpet at age 12, entered Juilliard ... 
show Seinfeld, has an impressive list of Broadway roles to his credit, including ... 
Fort Worth Star-Telegram, 2015; Alexander will perform selections from an ... of 
productions, including Stephen Sondheim's Merrily We Roll Along,... [DOC] [TLE] Jason Alexander News | Quotes | Wiki - UPI.com [PAR] Stars react to Garry Marshall's death 3 months ago ... Jason Alexander explains 
Susan Ross' sudden exit from 'Seinfeld' 1 year ago ... in 1989, for which he won 
the Tony Award as Best Actor in a Musical. ... On Broadway, he appeared in 
Stephen Sondheim's Merrily We Roll Along, ... 'Seinfeld' co-stars work out DVD 
release. [DOC] [TLE] Jason Alexander - Moviepedia - Wikia [PAR] Jason Alexander (born Jason Scott Greenspan, September 23, 1959, ... 1959, in 
Newark, New Jersey), is a television, cinema and musical theatre actor, ... 
Alexander was one of the stars of the award-winning television sitcom Seinfeld in 
which he ... On Broadway, he appeared in Stephen Sondheim's Merrily We Roll 
Along,... [DOC] [TLE] Broadway Musical Time Machine: Looking Back at Merrily We Roll ... [PAR] Aug 26, 2016 ... That is not to say that Merrily We Roll Along did not eventually prove to be ... 
Sweeney Todd) composer-lyricist Stephen Sondheim and Director .... Among it's 
youthful cast, future stars such as Jason Alexander (Jerome Robbin's Broadway, 
... Lonny Price, the original Charley Kringas, would go on to become... [DOC] [TLE] Actor Jason Alexander ready to perform his favorite Broadway tunes ... [PAR] Jan 21, 2015 ... Actor Jason Alexander brings his first love -- Broadway tunes -- to the Meyerhoff. 
Jason Alexander performs at the Meyerhoff January 23-25. ... for "Seinfeld," but 
he's bringing is first love, Broadway, to Baltimore. ... His Broadway resume had 
already included Stephen Sondheim's "Merrily We Roll Along"... [DOC] [TLE] 10 Hollywood Stars Who Got Their Start on Broadway - May 14 ... [PAR] May 14, 2014 ... Seeing a Hollywood star's name lit up on a Broadway marquee is no surprise 
these days. ... original Broadway cast recording for 'Merrily We Roll Along' in 
1981 and ... already a Broadway star when he landed the plumb role on Seinfeld. 
... as Joe in the Stephen Sondheim/George Furth musical adaptation... [DOC] [TLE] Biographies : Jason Alexander @ Seinfeld-Fan.net [PAR] 1989: Tony: Outstanding Actor in a Musical, Jerome Robbins' Broadway ... 
directed by Rob Reiner, which co-stars fellow "Seinfeld" castmate Julia-Louis

Question: This "Seinfeld" co-star became a Broadway star at age 23 in Stephen Sondheim's musical "Merrily we Roll Along"
Answer: Jason Alexander