diff --git a/src/java/com/threerings/whirled/spot/data/SpotOccupantInfo.java b/src/java/com/threerings/whirled/spot/data/SpotOccupantInfo.java
index 43334bc6d..880dce39b 100644
--- a/src/java/com/threerings/whirled/spot/data/SpotOccupantInfo.java
+++ b/src/java/com/threerings/whirled/spot/data/SpotOccupantInfo.java
@@ -1,8 +1,10 @@
 //
-// $Id: SpotOccupantInfo.java,v 1.2 2002/04/17 22:19:40 mdb Exp $
+// $Id: SpotOccupantInfo.java,v 1.3 2002/06/20 22:13:20 mdb Exp $
 
 package com.threerings.whirled.spot.data;
 
+import com.samskivert.util.StringUtil.Formatter;
+
 import com.threerings.crowd.data.OccupantInfo;
 
 /**
@@ -14,4 +16,13 @@ public class SpotOccupantInfo extends OccupantInfo
     /** The id of the location occupied by this user or -1 if they occupy
      * no location. */
     public int locationId;
+
+    /** Used to log just the user oids and location ids of users in the
+     * <code>occupantInfo</code> set when debugging. */
+    public static final Formatter OIDS_AND_LOCS = new Formatter() {
+        public String toString (Object object) {
+            SpotOccupantInfo soi = (SpotOccupantInfo)object;
+            return "[" + soi.getBodyOid() + ", " + soi.locationId + "]";
+        }
+    };
 }