Culkin, 37, and The Suite Life of Zack and Cody alum, 29, were spotted taking in the amusement park’s rides with Seth Green and his wife, Entertainment Tonight reported. A source told the outlet, “Parkgoers said they were very cute with each other holding hands and very affectionate. Looked like they were having a great time.”
Added the insider of the double date nature of the get-together, “They all looked super comfortable together and like they were having a great night out.”
The pair were captured together on various rides throughout the evening.
The pair were first spotted out together in July, grabbing dinner at Craig’s in Los Angeles. The next month, Song posted a group photo to Instagram in which she posed alongside Culkin.
Song called off her engagement to Miley Cyrus’ brother Trace in 2012.
PEOPLE is out to Culkin and Song’s representatives for comment.