He was plenty polite! Roger was more than overly complimentary about himself, sure, but he didn't stop the compliments at just him. He had more than enough to give to others and Angelina had more than her fair share.
"What makes you think that isn't my intention?" He questioned, lifting his drink to his lips and tipping it back. But he let that slide away in favour of Quidditch talk.
The two of them had been rival captains in their last year at Hogwarts and he had since learned not take anything she said about Quidditch seriously. Rivals then, rivals now, he knew she wasn't going to give him any sort of useful information. "Is that jealousy I hear?" He questioned, the corners of his eyes crinkling as his smile grew. "You could be the very bird to kiss it better, if you so desired."