Liam NeesonandPamela Andersoncontinue to make waves as a new couple — near, far or wherever they are. In their latest adventure, the pair recreated that iconic scene fromTitanicwhere Rose stands on the edge of the ship with her arms outstretched and Jack holds her by the waist from behind. Anderson, 58, and Neeson, 73, were in Germany, where theNaked Guncostarstook a boat ride along a river. In a video that Paramount Pictures Germany posted viaTikTokon Friday, July 25, Anderson leaned over the railing on the front of the boat and did her best Rose impression. Neeson held her from behind asCeline Dion's "My Heart Will Go On" played in the background. Unlike Jack, however, Neeson seemed to be doing it for his girlfriend's safety. Are Pamela Anderson and Liam Neeson Dating? All the Clues and Moments That Raised Our Eyebrows "I was scared she would fall in," he admitted toAccess Hollywoodin an interview shared on Monday, July 28. Neeson's expression during the video seemed to confirm that. While Anderson appeared to be having the time of her life, Neeson spent the majority of the video with a terrified look on his face. Neeson and Anderson met while they were filmingThe Naked Gun, in which they play Detective Frank Drebin Jr. and Beth Davenport, respectively. A source confirmed toUs Weeklyon Tuesday, July 29, that thetwo are, in fact, dating. The source added that the actors "always had chemistry while they were filming and their friendship naturally developed into more." Liam Neeson's Dating History: Natasha Richardson, Pamela Anderson and More Relationships "They are both shy and have tried to stay private but the spark between them is obvious," the insider continued. The pair first sparked rumors earlier this month when they were seen holding hands on the red carpet of the movie's U.K. premiere. At one point, Anderson even kissed Neeson on the cheek. "I had never met Pamela before. We met on set. And we discovered we had a lovely, budding chemistry — as two actors," Neeson said in an appearance on the Tuesday episode ofToday. "It's like, 'Oh, this is nice. Let's not mold this. Let's just let it breathe.' And that's what we did." Anderson shares sons Brandon, 29, and Dylan, 27, with ex-husbandTommy Lee, to whom she was married from 1995 to 1998., The source toldUsAnderson's kids "love seeing her happy and fully approve" of her relationship with Neeson, who was previously married to late wife Natasha Richardson. They "think Liam is great and have gotten to know him better in the last few months," the insider added. Anderson, for her part,gushed over Neesonin an interview withThe New York Times, published Thursday, July 31. "He has so much charm and so much charisma that you kind of just fall into it," she said. "I can't explain it because I've never experienced it before."