Correct: "After I finish knitting this Slytherin scarf, I'll begin working on a Gryffindor scarf." Incorrect: "After I'm done with this Slytherin, I'll do the Gryffindor." #LFMF
Correct: "After I finish knitting this Slytherin scarf, I'll begin working on a Gryffindor scarf." Incorrect: "After I'm done with this Slytherin, I'll do the Gryffindor." #LFMF