Dewey Finn (Jack Black) and the band perform live in "School of Rock: 20th Anniversary Limited Edition Steelbook," now available in 4K Ultra HD disk format from Paramount Home Entertainment.
ADVANCE FOR USE SATURDAY, JULY 15 - In this Friday, June 30, 2017 photo, Molly McAllister of Ridgefield, front right, joins her baby, Jack, five months, with gray pants, and other participants in a postpartum yoga class in the morning as they hold a pose at Vancouver Wellness Studio in Vancouver, Wash. (Amanda Cowan/The Columbian via AP)
FILE - In this April 23, 2013 file photo, Paul Kevin Curtis, foreground, leaves the federal courthouse with his brother Jack in Oxford, Miss. More than a year after being abruptly turned loose after his arrest on charges that he sent poisoned letters to the president, a U.S. senator and a Mississippi judge, Curtis says he faces daily harassment and he just wants to go back to being an entertainer. (AP Photo/Oxford Eagle, Bruce Newman, File)
FILE - In this 1972 file photo, "Mad" magazine Editor Al Feldstein, center, sits with Art Director John Putnam, left, and a freelancer named Jack, at the magazine's New York headquarters. Feldstein, whose 28 years at the helm of Mad transformed the satirical magazine into a pop culture institution, died Tuesday, April 29, 2014. He was 88. (AP Photo/Jerry Mosey, File)
FILE - In this 1972 file photo, "Mad" magazine Editor Al Feldstein, center, sits with Art Director John Putnam, left, and a freelancer named Jack, at the magazine's New York headquarters. Feldstein, whose 28 years at the helm of Mad transformed the satirical magazine into a pop culture institution, died Tuesday, April 29, 2014. He was 88. (AP Photo/Jerry Mosey, File)
Virginia Democratic Gov.-elect Terry McAuliffe address his supporters, as his sons Jack, 20, left, and Peter, 11, right, look on, during an election victory party at Tysons Corner, Va., Wednesday, Nov. 6, 2013. (AP Photo/Cliff Owen)
Virginia Democratic Gov.-elect Terry McAuliffe address his supporters, as his daughter Dori, 21, and son Jack, 20, look on, at a victory party in Tysons Corner, Va., Tuesday, Nov. 5, 2013. (AP Photo/Cliff Owen)