(CNN) – Superhero actors Chris Pratt and Chris Evans are turning a friendly football feud into an epic Super Bowl bet.
The stars of “Guardians of the Galaxy” and “Captain America” made the bet on Twitter.
If the Seattle Seahawks win Super Bowl 49, Evans must visit a Seattle children’s hospital in his “Captain America” costume.
But if the New England Patriots win, pratt must visit a Boston pediatric cancer center dressed as Star Lord from “Guardians.”
The Super Bowl takes place on February 1st.