This brought tears to our eyes!!
Next to a photo of the letter, Miz King penned:
The Blurred Lines singer did everything but beg for his ex to come back to him. No, wait, he totally begged! And bumped and grinded on some girl in the audience - which, if memory serves, that's what got him in trouble in the first place.
Ch-ch-check out the video (above) to watch Robin lay it on awfully Thicke!