Transparent Hamster Enclosure-The outer shell of this guinea pig cage is made from high-transparent and durable plastic,allowing you to observe every movement of the small animals from all angles.

In 2014, Ukraine's Mariya Yaremchuk trapped one of her dancers in a giant hamster wheel, while Romania brought a literal cannon to their performance in 2017. This year, we've got disco balls ...

Icelandic boyband VÆB were the first act to perform on the Eurovision stage this year [Getty Images] ...