Urusei Yatsura S01 E70 Terror! The Deserted Fossil Grounds Mystery

"Grab her horns and she might just become your darling!"

Ataru, Lum, Mendo, Shinobu, and Jariten all go on a picnic to a remote part of Japan which has some fossils. A group of archaeologists are also exploring this area and using a lot of fancy tricks to make the exploration seem more dramatic than it is.