Take the Biscuit (UK)
Много недоброкачествен, предизвикващ възражения.
I’ve seen bad grammar, but this takes the biscuit.
She’s been opening my letters – that really takes the biscuit.
Take the Cake (US)
Превъзходен, забележителен (в положителен смисъл).
Thanks! You guys take the cake.
Once the party was over, everyone agreed that Elizabeth and her Harriet Tubman getup had taken the cake.