Pop art John-Moores-Exhibition in Liverpool in the same year. Apple and Hockney traveled together to New York during the Royal College's 1961 summer break, which is when Apple first made contact with Andy Warhol – both later moved to the United States and Apple became involved with the New York pop art scene. Although pop art began in the early 1950s, in America it was given its greatest impetus during the 1960s. The term "pop art" was officially introduced in December 1962; the occasion was a "Symposium on Pop Art" organized by the Museum of Modern Art. By this time, American advertising
K-pop as part of his Rain's Coming World Tour. In 2009, the Wonder Girls became the first K-pop artist to debut on the Billboard Hot 100 singles chart. They went on to join the Jonas Brothers on the Jonas Brothers World Tour 2009. In 2010, they toured 20 cities in the United States, Canada and Mexico, and were named House of Blues "Artist of the Month" for June. In 2010, S.M. Entertainment held the SMTown Live '10 World Tour with dates in Los Angeles, Paris, Tokyo, and New York. The same year, during the 8th Annual Korean Music Festival, K-pop artists