"When Patriots go-to tight end Rob Gronkowski pulled up lame with what proved to be a high ankle sprain in the AFC Championship Game, his brother Dan, a tight end for the Browns, wasn't overly concerned.

"That was nothing compared to the charley horses we used to give him as a kid," said Dan, who signed a two-year contract with the Browns with two games left in the season when tight end Alex Smith was placed on injured reserve.

When Rob trotted back out onto the field a short time later, his big brother wasn't surprised.

"That's totally him," said Dan. "He's a tough guy and if he can play [Sunday], he'll play."

Dan and his younger brother, Chris, a fullback/tight end for the Colts, are in Indiana soaking up the Super Bowl hoopla with Rob, who has quickly become a cult hero with rappers such as Timbaland writing songs about him. "