Julie Bowen: Psy's Sidekick Halloween Costume!

Julie Bowen steps out for 2013 Halloween as Psy‘s comedic sidekick all in yellow while trick-or-treating with her sons on Thursday (October 31) in Los Angeles.

The 43-year-old Modern Family star was joined by her husband Scott Phillips (in a squirrel costume), as well as their three boys: Oliver, 6, in a Psy costume, and Gustav and John, 4, in Mortal Kombat costumes.

PHOTOS: Check out the latest pics of Julie Bowen

“Tonight’s highs and lows were not just the result of sugar. #holycp3 #cmonKnicks” Julie tweeted that evening.

Be sure to check out the complete coverage of all celebrity Halloween costumes in case you missed anything!