Kim went to the mall.
She met Angie.
Angie is her best friend.
They have been best friends since kindergarten.
Then they went to the video store.
Then they went to see a movie.

Kim met her best friend Angie at the mall. The girls, who have been best friends since kindergarten, went to the video store and then to see a movie.After Kim met Angie at the mall, the two girls, who have been best friends since kindergarten, went to the video store and then to a movie.

After meeting at the mall, Kim and Angie, who have been best friends since kindergarten, went to the video store and then to a movie.