AceShowbiz -

Amanda Bynes celebrated her 30th birthday with a trip to Six Flags Magic Mountain in California on Sunday, April 3. A fan who spotted the "Hairspray" actress at the theme park shared about it on Twitter. "Amanda Bynes is at Six Flags and she got on my ride," wrote user @luigisuxxs.

According to PEOPLE, Amanda rode roller coaster and played games with a group of friends at the theme park. Another user said that the "Sydney White" actress shared her birthday cake with some fans. "So apparently my niece and nephew ate @amandabynes cake today @ #SixFlags lmao," @kyleiturralde posted.

The news came a few days after Amanda's family attorney Tamar Arminak gave an update about her client. "She is doing great," Tamar told PEOPLE, "She is happy and healthy and excited about the future."

According to a source close to Amanda, the "Easy A" actress, who is currently taking classes at the Fashion Institute of Design & Merchandising in Los Angeles, is committed to school and planning for a career in fashion. "She is working on her own designs, which are incredible thus far. She hopes to launch her line soon," said the source.

Amanda's lawyer David Esquibias, told the site that she's hitting a good stride both personally and with her studies. "Amanda is doing great, enjoying school and thriving creatively," David said.