Answer: cats

AnswerCrossword Clue
CATS"Phantom" surpassed it as the longest-running Broadway musical
CATSPets for Hellboy
CATSRecord holder before "Phantom"
CATSLaser light chasers
CATSMusical based on a T.S. Eliot book
CATST.S. Eliot-inspired musical
CATSMusical with the character Jennyanydots
CATSSiamese, e.g.
CATSMusical with the character Bustopher Jones
CATSMusical with Rum Tum Tugger and Mungojerrie
CATSAdult 43-Acrosses
CATS"Memory" musical
CATS"Mungojerrie and Rumpelteazer" musical
CATSLitter box users
CATSBroadway's second-longest-running show
CATSMusical with Grizabella and Growltiger
CATSFelix and Sylvester
CATSMouse catchers
CATSHalf of a downpour?
CATSJazz devotees
catsCAT, to hoist an anchor to the cathead
CATSAilurophobe's fear
CATSLong-running Broadway show
CATSGarfield and Arlene
CATSGarfield and Nermal
CATSHipsters
CATSLong running musical
CATS"Jellicle Ball" musical
CATSFelix and Garfield
CATSMusical based on Eliot poems
CATSPussies
CATSJazz players
CATSBroadway's all-time champ
CATSTabbies
CATSBig hit in the Big Apple
CATSBroadway hit
CATSHep dudes
CATSLong-running musical
CATSOcelot and serval
CATSBroadway blockbuster