Here's what's happening today in pop culture:
• Paul McCartney gave an electrifying show at San Francisco's Candlestick Park last night the last show at the soon-to-be-demolished stadium, once home to baseball's Giants and football's 49ers, as well as the location for The Beatles' final paid concert. [The Hollywood Reporter]
• Simon Cowell is going to produce a Betty Boop movie, proving that it's possible to have more money than sense. [Variety]
• A new batch of promotional photos from "Downton Abbey" reveals an embarrassing historical mistake. [Vanity Fair]