A huge congratulations to Amanda Bynes, who has graduated from fashion design school!The 33-year-old actor and Nickelodeon alum celebrated her graduation from the Fashion Institute of Design and Merchandising with a rare photo Monday on Twitter The picture shows Bynes wearing her cap and gown as she poses with a classmate at their graduation ceremony."FIDM graduate 2019 #fidmgraduation," she captioned the post.Amanda's got her hair pretty long right now, and it's dyed blonde and pink.The graduation ceremony was attended by 12,000 people and went down Monday night at Staples Center in L.A., where Amanda walked across the stage with an Associate's degree in fashion design. Eyewitnesses have said that Amanda seemed ecstatic -- she was getting tons of love from her teachers and peers, and posed for some selfies with her classmates.Bynes first enrolled at FIDM in 2014. She temporarily dropped out but returned to the school in 2015, and received her associate degree in November."She's doing fantastic, she really is," Leslie Grossman, who co-starred with Bynes in, said of the actor onin December. "She's very eager to get back into acting, which I think she'll have no problem with. I think everyone wants to see her.""She's also still really committed to doing fashion -- she's done so well," Grossman added. "I'm very, very proud of her. She's doing great."Bynes had voiced interest in returning to acting in an interview with Paper in November.The happy news comes months after Amanda rechecked herself into a facility in January. Her going back for treatment was a result of a backslide from being back in the spotlight after hermagazine cover story.Amanda opened up a lot in the feature, revealing that starring role in 2006's "She's the Man" sent her into a spiral of depression. She also blamed a lot of her issues on drug use. At the time of the article -- November 2018 -- Amanda said she was 4 years sober.Amanda was diagnosed with bipolar disorder, and has been under a conservatorship for the past 5 years, but the problems began several years earlier.Bynes landed her breakout role on the number-one entertainment brand for kids at the age of 10 in Nickelodeon's hit sketch showand later starred in her spin-off series,from 1999 to 2002, which also helped launch the careers of Drake Bell and Josh Peck (). Following The Amanda Show, Bynes went on to star in The WB sitcom, which ran between 2002-2006 and also aired on Nickelodeon UK, and star in movies, such as(2003),(2005),(2005),(2006), and(2007).Bynes' formerco-stars, Kenan Thompson and Kel Mitchell, who are executive producing Nickelodeon'srevival, have said that they are open to the actor making an appearance on the reboot.Again, huge congrats Amanda!