Better With You Season 1 Episode 6 (Better With You s01e06) with title “Better with Halloween” aired on Wednesday, October 27th 2010 at 08:30 pm via ABC Network.
Here is summary for Better With You Season 1 Episode 6 :

It’s Halloween, which is also the date of Maddie’s birthday. Because Maddie feels like she can never have a real birthday — since the holiday always steals the spotlight — Mia and Casey offer to give her a Halloween-free party at their new home, the renovated firehouse.