Joy Scene
You can buy it on Creative Market by link:
https://creativemarket.com/GlamArtZhanna/6849710-Joy-Scene
You also can find the matching items here:
CLIPART - https://creativemarket.com/GlamArtZhanna/6849618-Joy-Clipart
GIRLS - https://creativemarket.com/GlamArtZhanna/6849650-Joy-Girls-Clipart
SCENE - https://creativemarket.com/GlamArtZhanna/6849710-Joy-Scene
GLITTER - https://creativemarket.com/GlamArtZhanna/6849676-Joy-Glitter
JOY PROJECT - https://dribbble.com/GlamArtZhanna/projects/5420692-JOY