Separate names with a comma.
Jack: well, since I was being quiet, maybe we should knock.
Jack: actually, what are you doing here anyway?
Jack: -shocked he actually gave him the money- uh... Thanks.
Jack: -frowns- you owe me 5 bucks for that!
Jack: but I didn't finish my drawing of a sea cow on her ceiling
Jack: what part of this are you not understanding?
Jack: your so stupid Matthew, honestly a monkey could handle this concept better then you
Jack: she nearly broke my rib, Matt! Do you know how I pay rent? I sell plastic bottles, if she did I could have called my insurance agent.
Jack: just like how the owner nearly broke my ribs yesterday, so leave me alone
Jack: who cares, not your house
Jack: hopefully my plan involves you minding your buissness
Jack: can I help you?
(he didn't spray it yet)
Jack: -grins and shakes can of spray paint eyeing up Megan's house- you can make me clean up my mess, but not my act
Uh... There is like 0 plot structure
Jack: agh! Do it! Maybe then my insurance can help me pay rent this month!
Jack: cow!
Jack: -cringes- get off sea cow!
Jack: I could use a week's vacation, things have been rough as of late -laughs-
Jack: he ran away! I picked the bucket up and was looking at it when you kicked me!