Predictions

You'd enter, midair, towards the loo...? You'll exit with "food" in your hair. 

You'd enter prepared for a coup...? You'll exit denuded (laid bare).

You'd enter ensnared in grey goo...? You'll exit bedew'd from La Mer.

You'd enter as Herr Passepartout*...? You'll exit in Lou's underwear. 

You'd enter in prayer ("O, Mon Dieu...")...? You'll exit unglued from your chair.

You'd enter with flair and on cue...? You'll exit with noodles to spare.

You'd enter in hair braids of blue...? You'll exit, excluded from...where...?

You'd enter to scare you-know-who...? You'll exit pursued by a bear. 

* I.e., Louis Passepartout. Jean Passepartout is Fogg's valet

in the Verne novel. Louis is Jean's uncle's eldest son.