Steven says his middle name is Danger. Garnet replies that his middle name is Cutie Pie. In fact, Steven's middle name is Quartz, after his mother, Rose Quartz.
This is the first time Garnet's future vision is discussed.
The calisthenics music playing on the radio with Garnet and Steven on the beach is in Korean, counting to ten (Hana, Dul, Set, Net, Daseot, Yeoseot = One, Two, Three, Four, Five, Six... and so on).