As Richard and Adam Johnson finished their act, Britain's Got Talent hosts Ant and Dec were quick to point out that the egg throwing was not part of the act, and they would find out what went on. Watch the full reaction of the judges below.
There was an unexpected twist for one of the acts in the final of Britain's Got Talent on Saturday night in front of millions of viewers.
It's the Britain's Got Talent final tonight, with 11 contenders competing for the chance to perform at the Royal Variety Show.
Theatre act Attraction and singer Jordan O'Keefe yesterday became the last two acts to get through to the final of Britain's Got Talent.