Amazon’s Prime Big Deal Days sales event returns Amazon has earned quite a reputation for its can’t-miss sales events, so it’s no surprise that its October Prime Day event is back. The retail giant just announced that Prime Big Deal Days, with discounts on everything from TVs to socks, will take place on Oct. If you missed out on Prime Day back in July, now is the perfect time to start your holiday shopping or treat yourself to items you’ve had your eye on. Remember: You need a Prime membership to access the deals, sosign upbefore the event if you’re not already a member. It features mini-LED backlighting that creates precise light zones for stronger contrast across the entire screen.