Lichtenstein was one of the founding figures of pop art. He had the great idea of transposing ... her apology beneath a tree might be just a girl apologizing to her boyfriend.

42 x 57 cm. (16.5 x 22.4 in.) Mary Lee Corlett, The Prints of Roy Lichtenstein, A Catalogue Raisonné 1948-1993, New York 1994, p. 254, ill.1.

I painted this Lichtenstein transcription on one side, and she did another one on the other. It took three days! Credits: Original picture by Roy Lichtenstein.

A BBC Four Pop Art Collection curated by Alastair Sooke will be exclusively available on BBC iPlayer, featuring Pop Goes The Easel (1962), Roy Lichtenstein: Pop Idol (2004), Monitor 139 ...