Because Walmart likes to release its most jaw-dropping TV deals as a handful of pre-meditated doorbusters, more shoppers will be waiting in the wings for the clock to strike a certain time (rather than calmly perusing several pages of TV deals) — which means TVs selling out is more likely and time is of the essence.

Walmart has a huge Black Friday deal on this giant 75-inch 4K UHD TV that makes it cheaper than $480 to grab for the holidays. Here's the big $120 discount to shop during this "Black Friday Deals" sal

With Black Friday and Cyber Monday almost here, this is what you need to know ahead of one of the largest sales of the year at Walmart.