Means those services not defined as the practice of cosmetology under Minnesota Statues and which are exempt from regulation by the board. Includes ear piercing, body wrapping, permanent depilitation, tattooing, artificial tanning of the skin; personal services incidental to performance in theatrical or musical productions or media appearances; any personal services performed incidental to mortuary practice; massage services; hair braiding, hair braiding services, and hair braiders, and threading as defined in Minnesota Statutes. Ordinances by local units of government that prohibit hair braiding, hair breading services, or hair braiders, or regulate any matter relating to licensing, testing, or training of hair braiding, hair breading services, or hair braiders are preempted by this part.