Alexa llegó mas temprano de lo que esperábamos y malogró la sorpresa que le teníamos.Alexa arrived earlier than expected and spoiled the surprise we had for her.
Por favor, no malogres la fiesta hablando de tu ex.Please don't spoil the party by talking about your ex.
Tendremos que recurrir al plan C porque tanto el plan A como el plan B se malograron.We'll have to resort to plan C, because both plan A and plan B failed.