Mell picks up a cat's whisker, considered a lucky charm, which kicks off an interesting chain of events.
If you put it in your wallet, 
you won't lose it.
.إن وضعتها في محفظتك، لن تضيعيها
Guárdatelo en la billetera
 para que no lo pierdas.
Guárdatelo en la cartera a buen recaudo.
Coloque na carteira para não perder!