Oliver has appeared multiple times on The Late Show with Stephen Colbert as well as the earlier iteration with David Letterman in 2015.

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

The Erie Moon Mammoths, a minor league baseball team rebranded by John Oliver, made their debut Saturday to a record-setting ...

They dealt with the Moon Mammoth frenzy Saturday night at UPMC Park as HBO host and Mammoth-conceiver John Oliver tossed the ...

John Oliver was at the ballpark for it all, as was George Moon, whose incredible discovery inspired the Moon Mammoths name.

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

George Moon has to be the only person in history who scuba dove and discovered … a Minor League Baseball team. It was 34 ...

Oliver and his comedy writers went to work, dug deep and found the story of George Moon, who discovered a 12,000-year-old ...

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

The Erie SeaWolves gave way to the Erie Moon Mammoths on Saturday thanks to HBO’s John Oliver. The Moon Mammoth’s fell to the Chesapeake Oyster Catchers by a final score of 6-5.