Beatles guitar sells for nearly $3 million

A guitar used by John Lennon for the "Help!" and "Rubber Soul" albums just sold at auction for $2,875,500.

cllct's Will Stern and Darren Rovell break down what the sale means, whether Beatlemania is still kicking and how it compares to the other most famous guitars of all time.

Also... how did it end up in an attic?