Sister of the Birthday Boy - Printable Party Banner with Monsters Inc. Theme #1648519 (License: Personal Use)

This vibrant digital banner features bold, multicolored lettering spelling “Sister of the Birthday Boy,” surrounded by iconic characters from Monsters Inc.-Mike Wazowski, Sulley, and Randall-plus a smiling girl in a pink dress and floating balloons. Designed for print or digital display, it’s ideal for photo backdrops, party decorations, or social media announcements at themed birthday celebrations.

Used as a printable party decoration or digital backdrop for children’s birthday events, especially when celebrating a sibling’s role in a Monsters Inc.-themed party; matches user intent for festive, ready-to-use party graphics.