Sandra Bullock sure could use a lesson in manners. After all, Michelle “Bombshell” McGee went to the trouble of destroying her marriage to Jesse James and humiliating her in the national media, and the Blind Side actress hasn’t even had the courtesy to send her a thank-you note yet! During an appearance on Canadian TV program etalk over the weekend, stripper/tattoo model McGee displayed her odd sense of logic by opining that, yes, Bullock owes her some gratitude for sleeping with her husband and blabbing about it to the tabloids: “In a twisted type of way. I guess Sandra should be thankful…