" Edwards has some really annoying and unattractive habits--squinting, blinking, lolling his tongue back and forth. "
In addition- the sweaty face , the mouth that twists to one side when he speaks, like he was imitating Dana Carvey's Church Lady and when he smiled, he looked like he had an advanced case of gingivitis.
He twists his mouth as a way to minimize the appearance of the growth on his lip.