| Show name | Test For Echo |
| Show DJs | DJ Kostaccio |
| Show info | Washington's Premiere Party Mix hosted by DJ Kostaccio, aka Marc Koszak, W&J class of 2011 and former WNJR student staff member. |
| Show link | http://wnjr.radioactivity.fm/show.html?showoid=5163 |
| Playlist RSS | http://wnjr.radioactivity.fm/feeds/playlistrss.html?showoid=5163&date=01-04-2013 |
| Contact info | Marc: alldetroitmuscle@yahoo.com |
| Time | Title | Artist | Album | Label | Genre |
| 10:00 pm | Return of the Mack | Mark Morrison | |||
| 10:05 pm | Say Yeah | Wiz Khalifa | |||
| 10:08 pm | Green Light | John Legend | |||
| 10:12 pm | Solo | Iyaz | |||
| 10:16 pm | Oh My Gosh | Usher | |||
| 10:21 pm | Life During Wartime | Talking Heads | |||
| 10:27 pm | Hold The Line | Toto | |||
| 10:31 pm | Peg | Steely Dan | |||
| 10:34 pm | Dazz | Brick | |||
| 10:37 pm | On the Border | The Eagles | |||
| 10:41 pm | The Entertainer | Billy Joel | |||
| 10:45 pm | Higher Ground | Stevie Wonder | |||
| 10:49 pm | I'm Just a Singer (In a rock n roll band) | The Moody Blues | |||
| 10:53 pm | Winter Winds | Mumford and Sons | |||
| 10:57 pm | Pumped up Kicks | Foster the People | |||
| 11:01 pm | Little of your time | Maroon 5 | |||
| 11:03 pm | Bottoms Up | Trey Songz | |||
| 11:07 pm | Two Completely Different Things | Jamiroquai | |||
| 11:11 pm | Evil Woman | Mike Posner | |||
| 11:14 pm | Grace | Will Young | |||
| 11:18 pm | Starships | Nicki Minaj | |||
| 11:22 pm | Girl Gone Wild | Madonna | |||
| 11:26 pm | I Love College | Asher Roth | |||
| 11:30 pm | Livingston Saturday Night | Jimmy Buffett | |||
| 11:33 pm | Maybe | The Clarks | |||
| 11:37 pm | Hey You | The Clarks | |||
| 11:41 pm | Make it Hot | Wiz Khalifa | |||
| 11:45 pm | Parth of Fifth Ave | Mac Miller | |||
| 11:48 pm | Not Myself Tonight | Christina Aguilera | |||
| 11:51 pm | Ah Leah! | Donnie Iris | |||
| 11:55 pm | Margarita | Sleepy Brown | |||
| 11:59 pm | The Anthem | Pitbull |
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