Appropriate Chapel Attire

Continuing Quartet this morning. 

Cello: Okay, so, this is so annoying.  I've got PE, like, first.  As in, right now.  So I have to change into my PE uniform.  And then I have [inter-school] cross country afterwards.  So I have to... yeah...  But! Later, we've got chapel.  And I can't go into the chapel... [withering tone of voice] un... [rolled eyes and a sigh for extra emphasis] ... formal...