Best Buy has Shrek: 4 Movie Collection (Blu-ray + Digital HD) on sale for $19.99. Pickup in-store where stock permits, otherwise shipping is free for orders $35 or more.

Includes:

• Shrek
• Shrek 2
• Shrek the Third
• Shrek Forever After

Amazon has Shrek: 4 Movie Collection (Blu-ray + Digital HD) on sale for $19.99. Shipping is free w/ Prime or on orders of $49 or more.

Note, usually ships within 7 to 13 days.