Julian Jay Jimenez, simply known as JJ, is Chilly and Tito's younger brother. He's best known for appearing in Chilly's vlogs, as well as portraying characters in Tito's channel, Titototter. He has moved in to Logan's house, with his siblings. Today, he is one of the main production assistants in SuperMarioLogan, but hasn't had any direct appearances yet. Overtime, he has helped the cast with big projects, such as covering the house with tinfoil for Bowser Junior Goes To The Future!, and he was the one who did the scream for Areola in Jeffy's New Toy!. He is currently a senior at the high school Logan and the cast attended, and plays soccer there. He is also very talented at basketball, and he has a passion for it. He also had a YouTube channel called "Spooka" from June 2017 to August 2017 until in July of 2018, his channel is now known as SuperMarioLogan 2 which has videos from SuperMarioLogan with the swearing being censored.
- Participating in SML movies
- His girlfriend
- His family
- When Logan is nice
- Logan pranking him
- Being called "Julian" (real name)
- People touching his stuff without permission