I found the Saturday Night Live skit spoofing There Will be Blood a week ago highly amusing, but not having seen the movie yet, I never imagined the milkshake bit was actually in the movie (as I learned during the Oscars the next night)!
Sir Nadroj creates minifig versions of the entire cast (his Daniel Plainview and Eli Sunday above), while Jordan takes a different approach by putting the characters in a vignette (below).
Finally, Graeme “Littlebrick” Allen reminds us that we missed James Morr’s “There Will be Bricks” (thanks Graeme!):