You know how it goes. I don't because I don't wear makeup, but I have it on good authority that there are occasions when you need to remove makeup quickly and might not have makeup remover around. In that case, olive oil can make a decent substitute.
Photo by Andy Rennie.
Olive oil is naturally less abrasive than many makeup removers and chances are you have some in your house already anyway. Alternatively, jojoba oil also does a pretty great job of removing make up in a pinch.
How To Wash Your Face And Remove Makeup With Oil [Mind Body Green]