SMG4: Untitled Mario Video is the 38th episode of Season 9 and the 534th overall to be uploaded by SMG4.
This episode was aired on October 12, 2019.
Mario is relaxing by eating spaghetti, a goose came along and took his hat! What will happen?
The video starts off by Tari in her Meta Runner form announcing the new Merchandise on the Meta Runner store after the conclusion of Meta Runner Season 1, with Luke and Kevin later explaining the new Merch.
The actual video starts off with Mario making a spaghetti sandwich and enjoys his time. He gets interrupted by a Goose who wants his spaghetti in his basket and Mario tries to defend it. Mario is successful in defending one plate of spaghetti, but the Goose throws the remaining spaghetti into the lake nearby Peach's Castle. Mario gets angry at the Goose, but the Goose then took his hat and ran off into a dark hole, with Mario in hot pursuit of the Goose, following it into the dark hole. Gooses claims that he will turn Mario back to normal after he aided him on the Goose's journey...
The thumbnail is similar to the cover of the 2006 game Sonic the Hedgehog, called Sonic '06 by fans. The game is infamous for its controversial and dark ideas, loads of glitches, and overall negative reception.