ser la leche to be the best
ser la leche to be unbelievable (for bad reasons)
importarle a alguien un rábano couldn't care less
importarle a alguien un pimiento couldn't care less
el que se pica, ajos come if a person overreacts or gets angry about something, it's probably because there's a grain of truth, sometimes compared to the expression "if the shoe/cap fits"
darle calabazas a alguien to give someone the brushoff
no está hecha la miel para la boca del asno don't cast pearls before swine
llamar al pan, pan y al vino, vino plain talking/telling it like it is, sometimes compared to "to call a spade a spade"
comerse el coco to worry
comer el coco a alguien to get brainwashed
ser más bueno que el pan to be a good soul
ser la pera to be terrific, amazing
ser la pera to be crazy, annoying
conocer a su media naranja to meet your other half/soulmate
estar como una cafetera to be crazy
y fueron felices y comieron perdices and they lived happily ever after