Ryan Reynolds and 20th Century Fox are celebrating Deadpool 2‘s superheroic start at the box office by thanking the film’s fans in suitable Deadpool fashion: tweaking pop culture with equal parts wit and raunch. On Friday, ahead of the Marvel pic’s full second weekend in theaters, Reynolds tweeted out to his 11.1 million followers a thank-you video in the form of a Deadpoolian version of the opening credits to The Golden Girls, complete with the song “Thank You For Being…