diff --git a/measurement_protocol.module b/measurement_protocol.module
index 80c7beb..fdc21cd 100644
--- a/measurement_protocol.module
+++ b/measurement_protocol.module
@@ -139,6 +139,26 @@ function mpte($category, $action, $label = NULL, $value = NULL, $data = array())
 }
 
 /**
+ * Tracks a social interaction with Google Analytics.
+ *
+ * @param string $network
+ *   The social network.
+ * @param string $action
+ *   The social action, for example, "like".
+ * @param string $target
+ *   The target of the social interaction.
+ * @param array $data
+ *   (optional) Extra data to send with the interaction.
+ */
+function mptsi($network, $action, $target, $data = array()) {
+  $data['t'] = 'social';
+  $data['sn'] = $network;
+  $data['sa'] = $action;
+  $data['st'] = $target;
+  mpt($data);
+}
+
+/**
  * Grabs the cookie from the existing session if it is available.
  *
  * If it is not available, then we generate one or pass the anonymous CID.