Except in the past, pop art, which saw its rise in America and the U.K. through the 1950s, ... “It is almost like a mood board of everything I aspired to have or be like when I grew up. ...

As accidental adverts for art shows go, a giant pooch made of flowers is a crowd pleaser. Outside the Guggenheim Bilbao in northern Spain, Jeff Koons’ much-loved flower 1992 sculpture “Puppy ...