Minifigure Birthday Set (850791)

850791 LEGO Minifigure Birthday Set was a 28 piece Seasonal exclusive set with 2 minifigs released in 2013. It features a buildable birthday scene with a customizable minifigure-scale banner, balloon arch, stickers, and two minifigures: a clown and a child with interchangeable boy and girl hair elements. It is an exclusive set to the LEGO store and LEGO Shop.

It was retired in February 2015 with a lifespan of 21 months.