Facts: - death place: los angeles , california - art: y - write: y - birth name: robert p. gregory - subcat: american - death date: 5 december 2003 - birth date: 20 october 1921 - name: bob gregory - nationality: american - birth place: los angeles , california Based on these bullet points, write a short biography describing the life of bob gregory -lrb- comics -rrb- .
A:
robert p. gregory -lrb- october 20 , 1921 -- december 5 , 2003 -rrb- was an american comics artist and writer best known for writing and/or drawing hundreds of gold key comics starring the walt disney pictures character donald duck .