At least 34 people were killed in tornadoes in the south of America over the past three days.
The hardest of the six states hit were Arkansas and Mississippi, with over 27 storm related deaths accounted for and more than 200 people injured.
Deaths were also reported in Oklahoma and Iowa on Sunday, and Alabama and Tennessee on Monday.
More top news
The boxer said it was the "least he could do" and even donated the £30,000 shorts he wore in his last fight against Devon Alexander.
By Sunday it should become drier with spells of winter sunshine but temperatures will still remain on the cool side.
There was no White Christmas but here's a look at the best Boxing Day snow scenes.