He is half of the long - standing Brooklyn , New York - based alternative rock duo They Might Be Giants , for which he writes , sings , and plays rhythm guitar .
John Conant Flansburgh ( born May 6 , 1960 ) is an American musician .
John Conant Flansburgh is half of the long - standing Brooklyn , New York - based alternative rock duo They Might Be Giants , for which John Conant Flansburgh writes , sings , and plays rhythm guitar .
John Conant Flansburgh ( born May 6 , 1960 ) is an American musician .