some of the BEST lines: "After you, Gandpa," Guess what I got you? "I'm stumped." : )
The Librarians (2014) Season 4 Episode 1 (s04e01)
An ancient organization hidden beneath the Metropolitan Public Library dedicates itself to protecting an unknowing world from the secret, magical reality hidden all around. The group solves impossible mysteries, fights supernatural threats and recovers powerful artifacts, including the Ark of the Covenant, the Spear of Destiny and Excalibur.