 Grrrrrrrrrrr ! ! is a 1965 oil and Magna on canvas painting by Roy Lichtenstein . Measuring 68 in × 56 @.@ 125 in ( 172 @.@ 7 cm × 142 @.@ 6 cm ) , it was bequeathed to the Solomon R. Guggenheim Museum collection from Lichtenstein 's estate . It depicts a head @-@ on representation of an angry dog growling with the onomatopoeic expression " Grrrrrrrrrrr ! ! " . The work was derived from Our Fighting Forces , which also served as the source for other military dog paintwork by Lichtenstein . 
