diff --git a/logging.go b/logging.go
index e6aa4f5..d45d2a2 100644
--- a/logging.go
+++ b/logging.go
@@ -55,7 +55,7 @@ func (l *logStream) Printf(format string, a ...interface{}) {
 	}
 
 	// if no specific logger is configured for this logstrea, write to stdout...
-	logMessage := fmt.Sprintf(format, a)
+	logMessage := fmt.Sprintf(format, a...)
 	// Caller(1) is one level up the call stack - 0 identifies the caller of
 	// Caller which is this function...
 	callingStr := "[Unknown calling function]"
@@ -63,7 +63,6 @@ func (l *logStream) Printf(format string, a ...interface{}) {
 	if callerValid {
 		callingStr = fn + ":" + strconv.Itoa(lineNum)
 	}
-	fmt.Println("Calling str = ", callingStr)
 
 	if l.s == nil {
 		fmt.Print(callingStr, " ", logMessage)