I can't figure out why this returns the object id at the end.

```
Search for upcoming concert dates for your favorite bands or artists
Who would you like to search for?
skrillex
Here are the upcoming concert dates for "skrillex":
**** Skrillex @ The Bluestone in Columbus, OH ****
Date: Tuesday, November 12, 2013 at 7:00PM
City: Columbus, OH
Venue: The Bluestone
Ticket Status: Available

#<Concert:0x007f9d43a5b120>
```