Low and behold vs. Lo and behold
Wrong: Low and behold! My masterpiece.
Right: Lo and behold! My masterpiece.
The phrase lo and behold has been used for centuries, to call attention to something—especially something important or startling. Low and behold is simply a common misspelling.
Wrong: It’s time for fun & games.
Right: It’s time for fun and games.
Wrong: I invested in an oil & gas limited partnership.
Right: Invested in an oil and gas limited partnership.
Right: I bought a Black & Decker drill.
Ampersands should never be used in prose. Reserve them for product and brand names that require them, or movie titles (such as Harry & Tonto).
I'll have more for you next time.