Madonna performs during halftime of the NFL Super Bowl XLVI football game between the New York Giants and the New England Patriots Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Matt Slocum)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between the New England Patriots and the New York Giants, Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Elise Amendola)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between New York Giants and New England Patriots, Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Charlie Riedel)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between the New York Giants and the New England Patriots Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Charlie Riedel)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between the New England Patriots and the New York Giants, Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Michael Conroy)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between the New England Patriots and the New York Giants, Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Elise Amendola)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between the New York Giants and the New England Patriots Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Charlie Riedel)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between the New England Patriots and the New York Giants, Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Michael Conroy)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between New York Giants and New England Patriots, Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Charlie Riedel)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between New York Giants and New England Patriots, Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Charlie Riedel)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between New York Giants and New England Patriots, Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Charlie Riedel)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between the New York Giants and the New England Patriots Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Charlie Riedel)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between New York Giants and New England Patriots, Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Charlie Riedel)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between New York Giants and New England Patriots, Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Charlie Riedel)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between New York Giants and New England Patriots, Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Charlie Riedel)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between New York Giants and New England Patriots, Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Charlie Riedel)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between New York Giants and New England Patriots, Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Charlie Riedel)

Madonna performs during halftime of the NFL Super Bowl XLVI football game between New York Giants and New England Patriots, Sunday, Feb. 5, 2012, in Indianapolis. (AP Photo/Charlie Riedel)