history: I remember one time when I wore a Halloween costume that I'd been looking forward to wearing.  But I spent the whole night covered up in a cape, because I was self conscious of how I looked in it.
current: One time when I was younger I wore a Halloween costume that I'd been looking forward to show off.  But I ended up covering myself up with a cape, because I was self conscious of how I looked.
next: Aww- I'm sorry that happened. Why were you embarrassed?