A pilot tasked with flying a 'Moyes out' banner over Old Trafford says his company received the call two days ago - shortly after United went down 3-0 at him to rivals Manchester City.
Air Ads' chief pilot Chris Mustow also told ITV News' Ian Payne that, while the company had to be wary of public order issues, he was confident "we're not going to cause a riot".
More top news
The suspect, described as white and around 5' 6'' tall, escaped in a grey Volkswagen car.
Donald Trump has slammed Alec Baldwin's latest impression of him as "unwatchable" and "sad".
The early risers will notice a touch of frost and pockets of fog first thing.