A vibrant cartoon with colours and smooth animation. Create a 30-second original children's cartoon video introducing a little girl named Sienna. Sienna is a cute, cheerful and confident little princess. She wears a beautiful pink and white outfit. She loves Squishies, toys, Barbie and makeup. She is very social, kind-hearted, honest and funny. Scene 1: Sienna smiles and waves at the camera. She says: "Hi everyone! I'm Sienna! Welcome to my little world!" Scene 2: Sienna plays with colorful Squishies. She says: "I love Squishies! I love playing and having fun!" Scene 3: Sienna shows her toys and a cute makeup bag. She says: "I love Barbie, pretty things and makeup! I feel like a princess!" Scene 4: Sienna smiles and waves. She says: "Come play with me! We're going to have so much fun! Bye-bye!" Use a sweet young female cartoon voice, not the real child's voice. Use soft pink and white colors, cute expressions, cheerful music and a gentle 2D cartoon style. Make the character original and do not copy any existing cartoon character. Format: 16:9 for YouTube.