Well-known examples include Halley's or Hale-Bopp
What's comet?
In the 15th century it was played in England under the name shovel-penny; we know it as a deck game on a cruise ship
What is shuffleboard?
It took a while for people to become "stuck on" this brand introduced in 1921, because initially they were 18" long
What's Band-Aid?
The "blast" type of this got hot & heavy in China as early as 200 B.C.
What's furnace?
In 2014 this rapper released "Fancy" alongside Charli XCX & took inspiration from "Clueless" for the song's music video
Who is Iggy Azalea?
Frozen water spike hanging under a two-wheeled vehicle
What's bicycle icicle?
This Roman god of love fell in love with the mortal Psyche, and his mom Venus was jealous
What's cupid?
Inspired at a bus stop, this Beatles song refers to sights & characters on a street in Liverpool
What is Penny Lane?
For the first time, in 2018 the FDA approved a drug made directly from cannabis using this non-psychoactive compound
What's CBD?
Winding around 5,500 miles across deserts, mountains & plateaus, this landmark was mostly built during the Ming dynasty
What's the Great Wall?
This fictional resident of TV's Hazzard County looked so good in shorts they literally named shorts after her
What's Daisy Duke?
Luminesence from a white precipitation
What is snow glow?
It's a "foxy" name for an ill-tempered woman
What's vixen?
When going to a hardware store, it might be helpful to know that these are usually sold in penny lengths
What are nails?
In the 19th century Dr. Ignaz Semmelweis "gave birth" to antisepsis in this medical field
What's obstetrics?
Seeking an elixir for immortality, the 9th c. Chinese accidentally invented this explosive chemical using saltpeter, sulfur & charcoal
What is gunpowder?
She set a Record as the youngest to ever win Grammy, earning the honor for her work on “Brown Skin Girl” alongside her mother, Beyoncé.
Who is Blue Ivy Carter?
A jumping black insect on a decorated conifer
What is a (Christmas) tree flea?
In the entertainment business, a hoofer is this job, Michael Flatley is a famous one
What is dancer?
Pennyworth is the last name of this comic book hero's butler & loyal confidante
What's Batman?
Ernst Gräfenberg developed this birth control device that's inserted into the uterus
What's IUD?
Acupuncture's origins lie in correcting the disharmony between these 2 cosmic principles
What's yin and yang?
In "Boogie Nights" she played Rollergirl, an adult film star on wheels 
Who is Heather Graham?
What you'd call Santa's ride if he only delivered in a springtime month
What is May sleigh?
Her characters on "Saturday Night Live" have included Oprah, Liza Minnelli & Kamala Harris
Who is (Maya) Rudolph?
It's a tradition to leave pennies atop this assassin's tombstone at Green Mount Cemetery in Baltimore
Who is John Wilkes Booth?
Cleveland surgeon Claude Beck used cardiac massage & applied electrical current directly to the heart to using this device ![]()
What's defibrillator?
The only 2-letter sign in the Chinese zodiac, it represents solid dependability, method & routine 
What's ox?
This star of TV's "The Idol" has 2 flowers in her name--& a dad who was Oscar-nominated for playing a pirate
Who is Lily-Rose Depp?
A gift of a ring-necked game bird 
What is a pheasant present?