Overdressed

[Mark Zuckerberg]

A [Hession], or somebody who arrives at a social event dressed too formally for the occasion. At length this person can become very aware of this extravagance and [indulgence] and [consequently] become very insecure.

[Ernesto]

Dressed in a way that is too elaborate, ostentatious, or formal for a particular situation.

[Lizzy Liz]

To [arrive] at a party more [fucked up] than anyone [already] there

[Julian]

wearing clothes that are too formal or special for a particular occasion: