the first wave was released in january 2012 with 14 sets being released. the largest of the sets was "olivia's house" which included 695 pieces and three mini-doll figures. in addition to the first sets six polypag sets have been released as promotions. in february toys 'r' us in the united states released an exclusive in-store build set called "lemonade stand" and in march lego brand stores released an exclusive in-store build set called "ice cream stand". lego announced a further nine sets that would be released later in 2012.