Here are the top 10 obsessions that, as ranked by their search volume and percentage spike compared with 2011 on Yahoo!.
Like the versions before it, the iPhone 5—"the thinnest, lightest, fastest iPhone" since, well, the last one—drove plenty of obsession among Apple fans. Preorders of the iPhone 5 sold out in an hour. (Mario Tama/Getty Images)
A record $656 million Mega Millions drawing spurred unprecedented sales of lottery tickets in March. The jackpot was split among holders of three winning tickets sold in three different states. (Kevork Djansezian/Getty Images)
"The Hunger Games"
"The Hunger Games," a film version of the 2008 young adult novel by Suzanne Collins starring Jennifer Lawrence, became an obsession for plenty of American moviegoers in 2012, grossing more than $400 million at the U.S. box office. (Murray Close/Lionsgate)
Honey Boo Boo
Pint-sized beauty pageant contestant Alana "Honey Boo Boo" Thompson captivated America in 2012 as the TLC reality show "Here Comes Honey Boo Boo" took us behind the scenes of the Boo Boo family—whether we liked it or not.
"Fifty Shades of Grey"
"Fifty Shades of Grey," the first book in a trilogy of "Twilight"-inspired fan-fiction bondage erotica by E.L. James, became an underground reading obsession for millions of women in 2012. (Rob Kim/Getty Images)
One Direction, a five-member English-Irish boy band, took North America by storm, selling more than 15 million albums and inspiring more than a few comparisons to the "British Invasion" of the 1960s. (Slaven Vlasic/Getty Images)
"Call Me Maybe"
"Call Me Maybe," a catchy teen pop tune by Canadian singer-songwriter Carly Rae Jepsen, became part of the pop culture landscape, thanks to lip-dub versions that went viral. (Stuart Wilson/Getty Images)
"Gangnam Style," a music video featuring the infectious, meme-ready dance moves of a little-known South Korean rapper named Psy, became the most-watched video in YouTube history in 2012, racking up more than 815 million views and knocking Justin Bieber off the most-viewed throne. (Kevin Mazur/WireImage)