Best Buy offers a Sing Lunchbox for free with purchase of select DVD or Blu-ray movies. Opt for in-store pickup to avoid shipping fees, which start at $4.99. (You can also spend $35 or more to receive for free shipping.) Qualifying titles include Coraline, Surf's Up, Casper, The Boxtrolls, Minions, and Dr. Seuss' The Lorax.