When I was younger, my best friend and I worked at the same company.  She got a promotion that we both wanted.  I'd been working there longer so it really stung.
When I was younger, my best friend and I worked together.  She ended up getting the promotion that we both wanted.
user
I am sorry that must have been tough.  She probably felt bad for you.
assistant
I'd been working there longer so it really stung.  Our friendship survived though!
user
That is great because friendships are very important
assistant