But real-life couple Robert Pattinson and Kristen Stewart went very public as they kissed on a busy street in Rio De Janeiro yesterday.
Although, it was all for the cameras.
Sealed with a kiss: Kristen Stewart and Robert Pattinson filmed a kissing scene on the streets of the Brazilian party capital, Rio De Janeiro yesterday
Real-life couple: Rob and Kristen giggle as they kiss surrounded by people
The pair were spotted filming honeymoon scenes for the new Twilight Saga film, Breaking Dawn.
Leaning in and giggling, Robert, 24, sweetly kissed Kristen, 20, while her arms were flung around his neck.
Wearing a slim white sheath dress paired with a skinny black belt and black heels, the normally-casual Kristen looked elegant and grown-up, while Rob was handsome in a pale clue shirt and black slacks.
At one point British actor Rob rested a hand on Kristen's bottom in a show of familiarity.
Sweet moment: Rob and Kristen were filming honeymoon scenes for Breaking Dawn yesterday
Being in the Brazilian party capital Rio De Janeiro seems to have momentarily affected the usually-subdued and private pair.
They cheerily waved to fans from their hotel balcony earlier in the day and even performed a short dance.
They both wore sunglasses and were dressed casually with Kristen wearing denim shorts and a white vest top and Rob in a red T-shirt.
Into the dawn: The actors took a break as they filmed a scene in the middle of the street along with a group of extras
They both wore sunglasses and were dressed casually with Stewart, 20, wearing denim shorts and a white vest top and Pattinson, 24, in a red T-shirt.
And they were clearly enjoying taking the opportunity to relax before they embarked on a night shoot in the evening.
After the kissing scene, Rob later chatted to Stewart in between takes as they filmed on a boat.
Dancing partners: Kristen and Rob danced for the fans on their hotel balcony in Rio yesterday afternoon
All smiles: Rob and Kristen looked unusually cheerful in public as they waved to fans
The couple looked relaxed as they waited for the cameras to roll again.
Filming on the new movie officially began last week in Baton Rouge, Louisiana, and is expected to continue in Vancouver.
Breaking Dawn, the fourth book in Stephanie Meyer's Twilight series, will be broken down into two movies with the first part in cinemas next year and the second half to be released in 2012.
Night shoot: Rob and Kristen embarked on a shoot for the forthcoming Twilight film Breaking Dawn yesterday
Source: http://www.dailymail.co.uk/tvshowbiz/article-1327786/Robert-Pattinson-Kristen-Stewart-share-long-public-kiss.html?ito=feeds-newsxml
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