Birthday parties can quickly become expensive– something many parents know all too well. In fact, research by Go Compare Money and MyVoucherCodes suggests parents spend an average of £363.26 on children’s birthday parties, once you factor in venues, entertainment, food and decorations. That’s why this Amazon deal is particularly great for anyone about to host a spring gathering for their little one. The Bestway Fisher-Price Bouncetastic Bouncy Castle is currently on sale for £43.29, down from