A total of 79,854 balloons were used to create the longest 3-D balloon sculpture, between March 12, 2012 and March 15, 2012, at Marina Square Shopping Mall, Singapore. The balloon sculpture, which was created by Lily Tan (Singapore) and her team of balloon artists, was in the shape of a robot named ‘Sentinel’. The total width of the sculpture measured 23.3m in length and 11.5m in height.