It's time to put the Scarlett Johansson and Sean Penn romance rumors to rest. E! News reached out to Scarlett's rep, who confirmed that the two are nothing more than friends."Scarlett and Sean are not dating -- they have been friends for years," her rep says. "Nothing more, nothing less. They have been talking over the last few months regarding Haiti Relief and Scarlett's upcoming trip to Haiti as Oxfam's Global Ambassador."Sean, who is 24 years older than Scarlett, is still committed to his work rebuilding Haiti , even a year after the tragic earthquake. He'll undoubtedly be a knowledgeable resource for the soon-to-be divorcee on her upcoming trip to the Caribbean island nation. 

 Scarlett Johansson & Sean Penn Take Whirlwind Trip to Mexico 
 
 It was a short getaway, but Sean Penn and Scarlett Johansson made the most of it.The pair left on a private jet from Van Nuys airport Tuesday morning, then were spotted having dinner in Cabo San Lucas, Mexico, that night, according to sources. Early Wednesday morning, they returned to Los Angeles where Johansson is shooting the film We Bought a Zoo with Matt Damon On the menu during their Mexican meal? Penn, 50 and Johansson, 26, reportedly enjoyed lobster and, of course, margaritas.Earlier this week, the twosome were seen sharing a casual lunch at the popular Los Angeles Cuban restaurant, Versailles, where Johansson had her leg draped over Penn.On Feb. 5, the couple raised eyebrows when they stayed unusually close to each other at a party celebrating Black Swan at the L.A. hotspot Sunset Tower Hotel, then reportedly left together. "They were flirting with each other all night, pretty much ignoring everyone else," a source told PEOPLE at the time.Johansson's rep told PEOPLE at the time that they the two were not dating Neither of their reps have commented on the pair's most recent sightings.Johansson and Ryan Reynolds , 34, split in December after two years of marriage. In August of 2009, Robin Wright, 44, filed for divorce from Penn. The couple had been married 13 years.Please note: Comments have been suspended temporarily as we explore better ways to serve you. Your opinion is important to us; you can find current discussions at facebook.com/peoplemag. 

 Were Jeremy Renner and Scarlett Johansson getting cozy on the Oscar red carpet?The pair posed together for photographers -- although each came with different dates. (Renner, took his mom ; Johansson her talent agent, Joe Machota .)The 'Hurt Locker' star was nominated at this year's ceremony for his supporting performance in 'The Town,' while Scarlett presented best sound editing and best sound mixing at the awards with Matthew McConaughey. (Renner ended up losing to 'The Fighter' star Christian Bale in his category.)Johansson is newly single, having split from husband Ryan Reynolds earlier this year.So do you think these two are heating up? Or was it just a friendly Oscar hug? 

 Scarlett Johansson and Sean Penn Jet Down to Mexico 
 
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 Johansson and Penn departed on a private jet from Van Nuys airport Tuesday morning and were spotted enjoying a lobster dinner Tuesday night in Cabo San Lucas, Mexico. The pair returned to Los Angeles early Wednesday morning where Johansson is filming 'We Bought a Zoo' with 
 
 
 
 The twosome was also seen sharing an intimate lunch earlier this week at Los Angeles Cuban restaurant, Versailles. At the lunch, Johansson was photographed with her leg in Penn's lap. 
 
 
 
 The 'Avengers' actress and 'Milk' actor were first seen together in early February when they were nearly inseparable at a party celebrating 'Black Swan.' "They were flirting with each other all night, pretty much ignoring everyone else," a source told PEOPLE at the time. Maybe Scarlett Johansson and Sean Penn are dating after all. The two mega-movie stars jetted off to Mexico for a whirlwind trip on Tuesday, PEOPLE reported.Johansson and Penn departed on a private jet from Van Nuys airport Tuesday morning and were spotted enjoying a lobster dinner Tuesday night in Cabo San Lucas, Mexico. The pair returned to Los Angeles early Wednesday morning where Johansson is filming 'We Bought a Zoo' with Matt Damon The twosome was also seen sharing an intimate lunch earlier this week at Los Angeles Cuban restaurant, Versailles. At the lunch, Johansson was photographed with her leg in Penn's lap.The 'Avengers' actress and 'Milk' actor were first seen together in early February when they were nearly inseparable at a party celebrating 'Black Swan.' "They were flirting with each other all night, pretty much ignoring everyone else," a source told PEOPLE at the time. 
 
 http://xml.channel.aol.com/xmlpublisher/fetch.v2.xml?option=expand_relative_urls&dataUrlNodes=uiConfig,feedConfig,entry&id=778504&pid=778503&uts=1273239468 http://www.popeater.com/mm_track/popeater/movies/?s_channel=us.moviespop&s_account=aolpopeater,aolsvc&omni=1&ke=1 http://cdn.channel.aol.com/cs_feed_v1_6/csfeedwrapper.swf May-December Couples Sam Taylor-Wood (1967) and Aaron Johnson (1990) 
 
 Status: Engaged 
 
 Age Difference: 24 years Chris Jackson, Getty Images Chris Jackson, Getty Images 
 
 Just a week later, Johansson's rep told E! News that they were nothing more than friends . "Scarlett and Sean are not dating -- they have been friends for years," her rep said. "Nothing more, nothing less. They have been talking over the last few months regarding Haiti Relief and Scarlett's upcoming trip to Haiti as Oxfam's Global Ambassador." Looks like that friendship might have blossomed into something more!Johansson separated from husband Ryan Reynolds in December. Penn and actress Robin Wright divorced in 2009 after 13 years of marriage.
– Despite insisting last month that they're just friends, Scarlett Johansson and Sean Penn continue to set tongues wagging that there may be just a little bit more going on. Tuesday morning, they took a private jet to Cabo San Lucas, Mexico, where they were seen having lobster and margaritas, People reports. They were back in California by early yesterday. Penn, 50, and Johansson, 26, were also spotted earlier this week having a very friendly-looking lunch—ScarJo had her leg in Penn's lap. Click to see another Hollywood A-lister recently linked to Johansson.