There's a reason why you only see it in the movies

Pose: But if you disappear - Flowey [Using Tillie's posestand]

Hair: Aurora - Wasabi pills
Head: May - Lelutka
Skin: Patty - Glam affair
Eyes: Soul II - Banana banshee
Body: Lara - Maitreya

Top: Riley knit sweater - Ison [Collabor88: 8 November - 6 December]
Bracelets and rings: Disco nights - Yummy [Collabor88: 8 November - 6 December]
Pants: Eris lace-up pants - Ison
Shoes: Juliet flower heel - G Field

Creator info and SLURLs can be found on the designer page.