Who was Saint Patrick?
If that question rattles through your brain around this time of year, you're not alone. Yahoo tells Mashable that queries about the man and the holiday he inspired jump astronomically high around this month. Though St. Patty's Day is popularized as a chance to wear green and be merry, there are more things to know about the Irish celebration.
See also: There's More to Ireland Than St. Patrick's Day
Here are some of the top Irish-related questions and search terms people hunted for this week on Yahoo.

It falls on March 17 every year, but people still aren't sure when the holiday officially rolls around. The date was picked because it's allegedly the day St. Patrick died. Users searched this question 80% more than usual this week.

Image: Flickr, Sensored Media
It's important to have a little background information in your pocket as you celebrate the day. St. Patrick's was originally a day of religious feast to commemorate the patron saint of Ireland. Over the years, it devolved into a bombastic celebration.

Image: Flickr, erjkprunczyk
The Emerald Isle is a large country, known for its lush green scenery and mountains.

Image: Flickr, julochkia
In Irish folklore, a leprechaun is a tiny mythical creature known for hoarding pots of gold. It's customary to try and "trap" a leprechaun in order to win his lore — but to our knowledge, leprechauns are just fairytale creatures, so there's nothing to actually trap ...

Image: Flickr, WFIU Public Radio
Corned beef is popularly consumed by Irish-Americans, especially around the holiday.

Image: Flickr, Mark H. Anbinder
Plenty of people don't even know what corned beef actually is. To "corn" beef means to cure it with salt.

Image: John Raoux/Associated Press/Associated Press
Last year, Patrick Swayze was the top search. This year, the honor goes to racecar driver Danica Patrick.

Image: Flickr, Melanie Edwards
The holiday skews toward an adult crowd, but there are plenty of ways to make it fun for the kids. People have been searching for things like "St. Patrick’s Day coloring pages," "St. Patrick’s Day crafts" and "St. Patrick’s Day clip art."

Image: Flickr, Kengo
Because nothing says St. Patrick's Day like a nice, cold pint.
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