July 19 was a sellout crowd with “Last Week Tonight's” John Oliver in attendance leading the game day comraderies and cheers.

On Saturday night, the comedian and host of HBO’s “Last Week Tonight” saw his latest crazy creation set out into the world as ...

Erie resident George Moon, the man partially responsible for the Erie Moon Mammoths rebranding, was honored before Saturday's ...

The SeaWolves had no say on their rebrand name or logo. The Last Week Tonight team dug into Erie’s history to pick Moon ...

On Saturday night, excitement was in the air in Erie, Pennsylvania, as the MiLB's Erie Seawolves started playing under a new ...

Thousands of fans gathered at UPMC Park in Erie on Saturday for the opening night of the Moon Mammoths, a temporary rebranding of the Erie SeaWolves inspired by talk show host John Oliver. The ...

The Erie Seawolves were chosen by comedian John Oliver and his "Last Week Tonight" staff for a temporary rebrand as a tribute ...

The Double-A Eastern League Erie SeaWolves temporarily rebranded as the Erie Moon Mammoths in a promotional collaboration ...

Mayor Joe Schember has declared July 19, 2025, as Moon Mammoth Day in honor of Oliver’s visit for the baseball game.

How the Erie Moon Mammoths came to be: Inside the ‘Last Week Tonight’ rebrand of SeaWolves Here’s what we know so far about the new giant purple mammoth.