Lauren Molina and Jason Tam in 'Marry Me a Little.' Carol Rosegg
Marry Me a Little  Keen Company, Clurman Theatre, 410 W. 42nd
St.  ($69.25), 212-239-6200, extended through Oct. 27  New York
Whoever coined the shorthand phrase "jukebox musical" did space-
conscious drama critics a favor. Whoever invented the genre, in
which pre-existing songs are stitched together to serve as
pseudo-scores for pseudo-musicals whose pseudo-plots may or may
not have anything to do with the songs in question, did Broadway
a disservice. Of the dozen-odd jukebox musicals to open there in
the past decade, virtually none ("Jersey Boys," "Mamma Mia" and
"Rock of Ages" very much included) has been anything other than
witless. All praise, then, to the Keen Company, a deservedly
admired off-Broadway troupe, for reviving "Marry Me a Little,"
which hasn't been seen in New York since 1987, and showing the
big boys how to do it right.  First performed in 1980, "Marry Me
a Little" is a 70-minute miniature musical—one set, two actors
and a p