Katherine Schwarzenegger's getting close to becoming Mrs. Pratt! Chris Pratt's fiancee celebrated with a star-studded bridal shower this weekend and we caught up with her the day after, on Sunday, hanging with some of her besties her were in town for the event.

Mom Maria Shriver threw the shindig and family friend Oprah showed up!!! Katherine's future-hubby Chris stopped by to make a toast, but he didn't want to take the attention away from his lady, he wanted it to be all about her. Still, Kate was bubbling over, according to guests, when Chris, 39, made a heartfelt toast.

Dad Arnold showed up for a quick visit after attending son Joseph Baena's college graduation.

The couple announced their engagement on Instagram back in January and are planning a small, intimate wedding, according to multiple reports -- perhaps in the fall or winter. The pair are bonded by their religious devotion and God is expected to be at the forefront of their nuptials.