Standing Normally On a Rug?

Ive seen people just stand on a rug instead of sitting down or doing an emote. how can i do this?

u mean in market?
just click on action button and choose some of action u like... happy...angry... wave... and when u want to dance with weapon u have to unequip it put it on hotkey like F1 then put action button dance on hotkey F2 and press them together it will start dancing and it will equip weapon :) i hope u understand