Dwayne “The Rock” Johnson upped the interior design bar when a Tyrannosaurus Rex skull appeared in the background during an interview on the “The ManningCast” show on Monday night. What to Know Johnson, at home, joined show hosts Peyton and Eli Manning remotely on Walt Disney Co.-owned ESPN2 during the second quarter of the NFC wild-card playoff featuring Los Angeles Ram vs. Arizona Cardinals, which Los Angeles won. They were discussing Johnson’s football career at the University of Miami when Eli Manning pointed out the dinosaur. “That’s Stan. So as a matter of fact Stan is the most complete T-Rex skull ever found by a paleontologist—a young paleontologist—and his name was Stan, so this T-Rex head was named after him,” said Johnson. To paleontologists worldwide—and for those who do or don’t study rocks of any sort—the question is: Where did this Rock get “Stan”? Why It’s Important The T-Rex bones possibly in question were discovered more …