Whether their love is real or just for the cameras, we love to watch the relationship drama unfold between these dynamic duos, past and present! Who is YOUR favorite showmance couple of all time?

From Jessica Simpson and Nick Lachey‘s Newlyweds marriage, to Kim Kardashian‘s over-the-top wedding to Kris Humphries, celebrities love to broadcast their romances for the world to see! While those unions didn’t last, some of the couples we love to watch on TV are genuinely head-over-heels for each other — Lea Michele and Cory Monteith, anyone? HollywoodLife.com put together a gallery of the hottest Hollywood showmances, including those that fizzled long ago and others that are still going strong. Click through and VOTE for your favorite limelight-loving couple!

Jake Gyllenhaal and Taylor Swift seemed like a perfect match during their 2010 courtship, what with all those romantic coffee and brunch dates! But he broke her heart by dumping her right before Christmas, reportedly because he couldn’t handle the paparazzi that followed them everywhere. (FameFlynet)

Ashlee Simpson and Ryan Cabrera only had eyes for each other back in 2003 when we saw their puppy-love romance play out on The Ashlee Simpson Show. She also starred in his music video for his hit 2004 single “On The Way Down.” (Getty)

The most controversial Bachelor couple, Ben Flajnik and Courtney Robertson, may love the limelight, but they’re reportedly headed down the aisle soon. She even tried on wedding dresses on April 18! (Courtesy of ABC)

Heidi Montag and Spencer Pratt‘s rocky romance began in The Hills in 2006, and drove a wedge between Heidi and childhood BFF Lauren Conrad. The fame-hungry couple eloped to Mexico in 2008, and have been married ever since. (FameFlynet)

Kim Kardashian and Kris Humphries got married in the most extravagant made-for-TV wedding EVER on Aug. 20, 2011 — and Kim filed for divorce 72 days later. (FameFlynet)

There are definite sparks between Jersey Shore‘s on-again-off-again couple Sammi Giancola and Ronnie Ortiz-Magro, whose volatile relationship keeps us tuning in season after season. They split in 2011, but they’ll soon reunite to start filming the show’s sixth season during summer 2012. (FameFlynet)

Green Mile actor Doug Hutchison, 51, shocked us all — and made us cringe — when he married teen bride Courtney Stodden, 17, in June 2011. With a 35-year age difference, he only thing these two seem to have in common is a desire for reality show fame! (FameFlynet)

The chemistry between Lea Michele and Cory Monteith is undeniable, both onscreen — where they play lovebirds Rachel and Finn on Glee — and off. (FameFlynet)

Jessica Simpson and Nick Lachey shared their most private married life moments — including her realization that Chicken of the Sea is in fact tuna, not chicken — when the couple starred on the MTV reality show Newlyweds from 2002-2005. Sadly, they split in 2006. (FameFlynet)

Click through these pics of Selena Gomez’s hottest costumes, bikinis and gowns yet! She’s sizzling!

Selena Gomez is ditching her Disney alter ego and jumping full throttle into being an adult — which she’s made readily apparent with her sexy outfit choices lately. Sporting everything from short shorts, to cleavage and more, the 19-year-old starlet is ready to shine! Click through these pics and tell us which look you love most!