Ben Affleck and Jennifer Lopez 'bumped into' Jennifer Garner on Halloween in private Malibu colony

Ben Affleck & J Lo Trick or Treat on Same Block as Jennifer Garner

J.Lo & Ben Affleck Reunite To Take Kids Trick Or Treating After Work Keeps Them Apart

Flea takes his 16-year-old daughter Sunny Bebop Balzary out trick-or-treating at Malibu Colony