Actress Hailee Steinfeld pairs a navy-and-white dress with white strapped sandals at an event in Los Angeles in 2013.
If the oil is on the inside parts of the spark plug like the bottom insulator, that's a bigger issue, you have either leaking valve seals or very leaky piston rings. If your car blows a puff of blue smoke on startup, you probably ave leaky valve seals. If it blows blue smoke all the time, leaky piston rings.
Gasoline in the oil. This is a very serious condition that can cause irreparable damage to the engine. The life blood of the engine is being diluted with gas. This can be cause by a leaking injector, bad fuel pressure regulator, or on and engine with a carburetor, float level to high, needle valve & seat that are bad.