Sentence 1: An old friend came to visit me a few days ago. 
 Sentence 3: When he stopped by he told me he had a gift for me 
 Sentence 4:  The gift he had brought for me was a delicious cheeseburger 
 Sentence 5:  I had a great time eating it with my friend 
 Option 1: I hadn't seen him in over a year before that. 
 Option 2: I hadn't seen him in a while and we decided to grill some salmon.