Idiom
save someone's skin and save someone's neck
Theme: PROTECTION
to save someone from injury, embarrassment, or punishment. (Informal.)I saved my skin by getting the job done on time.Thanks for saving my neck! I would have fallen down the stairs if you hadn't held my arm.
Idiom
save someone's skinsave (someone's) skin
to save someone from failure or difficulties.You saved my skin telling my parents I stayed with you last night.
save someone's skin (or neck or bacon)
rescue someone from danger or difficulty.