" " they were chatting , catching up , " the witness added . "
photos : jen and courteney friendship -- a timeline " there 's tension " between aniston source confirms in the new us weekly , out now .
a source tells people that the ' horrible bosses ' star threw a little party last friday night and used it as an opportunity to introduce theroux to some of her closest buddies , including courteney cox and chelsea handler " they all had a great time and enjoyed justin 's company , " the source told people .
and they were both smiling the entire time .
photos : a look back at brad and jen 's good old days together " she hates watching courteney do the same thing , " the source says .
 
 
 
and they were both smiling the entire time .