Walmart discounts over 1,700 items in its Biggest Rollback Sale. Shipping adds $4.97, but orders of $50 or more qualify for free shipping. (Oversize items may incur additional fees; many items are also available for in-store pickup.) A couple of best bets: Roadmaster Men's Granite Peak 26" Mountain Bike for $79.97 ($23 low) Sceptre 32" 720p LED LCD HD Television for $119.99 (pictured, $25 low)