Target offers the Fisher-Price Little Superstar Step N' Play Piano, model no. V4357, for $74.99 when you activate this link. With free shipping, that's the lowest total price we could find by $4. It features a sliding seat to allow a baby to "walk" back and forth and each step triggers music and lights. It requires three C batteries, not included.
Kmart offers the Fisher-Price Loving Family Dream Dollhouse for $49.99. Even better, Shop Your Way Max members receive free shipping. (Not a member? It's free to sign up for a 90-day trial; otherwise, shipping starts at $14.15. You can also choose free in-store pickup.) That's the lowest total price we could find by $8. It includes nine rooms across four floors and mom, dad, baby, toddler, and bunny figurines.