Bobby & Laurie their peak in late 1964, busily touring the country and appearing in numerous concert and television performances. They had dozens of engagements and personal appearances every week, with as many as six shows on a Saturday night. One unusual performance was playing 'Tweedledum' and 'Tweedledee' in a Christmas pantomime production of "Alice in Wonderland" at the Tivoli Theatre in Melbourne in December 1964. In early 1965 the pair appeared on the "Teen Scene" music television show on the ABC, where they were famously dragged off the stage by screaming female fans. They appeared in the premiere episode of Channel 0's
Super Bowl XLIX halftime show were not given rigorous choreography but instead told to mimic Perry's moves. In an interview with "The Hollywood Reporter", Durell said that the Left Shark's performance was intentional, stating their objectives were to "perform Katy's trademark moves to the 'Teenage Dream' chorus, which they both did perfectly" and "have loads of fun, and bring to life these characters in a cartoon manner, giving them a Tweedledee/Tweedledum-type persona". Super Bowl halftime show director Hamish Hamilton later said that the Left Shark performance was inspired by a Scissor Sisters performance in the 2005 Brit Awards, where the group played "Take Your Mama"