diff --git a/Sources/Plasma/CoreLib/plFileSystem.cpp b/Sources/Plasma/CoreLib/plFileSystem.cpp
index 61341c78..cf1a7604 100644
--- a/Sources/Plasma/CoreLib/plFileSystem.cpp
+++ b/Sources/Plasma/CoreLib/plFileSystem.cpp
@@ -199,6 +199,11 @@ plFileName plFileName::Join(const plFileName &base, const plFileName &path)
     return base.fName + path.fName.Substr(1);
 }
 
+PL_FORMAT_IMPL(const plFileName &)
+{
+    return PL_FORMAT_FORWARD(format, value.AsString());
+}
+
 
 /* plFileInfo */
 plFileInfo::plFileInfo(const plFileName &filename)
diff --git a/Sources/Plasma/CoreLib/plFileSystem.h b/Sources/Plasma/CoreLib/plFileSystem.h
index 07f3d767..8fe89b4f 100644
--- a/Sources/Plasma/CoreLib/plFileSystem.h
+++ b/Sources/Plasma/CoreLib/plFileSystem.h
@@ -47,6 +47,8 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include <cstdio>
 #include <cstddef>
 
+#include "plFormat.h"
+
 #if HS_BUILD_FOR_WIN32
 #   define PATH_SEPARATOR       '\\'
 #   define PATH_SEPARATOR_STR   "\\"
@@ -225,6 +227,10 @@ inline plFileName operator+(const char *left, const plFileName &right)
 { return left + right.AsString(); }
 
 
+// Shortcut for use in plFormat
+PL_FORMAT_TYPE(const plFileName &)
+
+
 /** Structure to get information about a file by name.
  *  \sa plFileName
  */
diff --git a/Sources/Plasma/CoreLib/plFormat.h b/Sources/Plasma/CoreLib/plFormat.h
index dc70eced..52116f0e 100644
--- a/Sources/Plasma/CoreLib/plFormat.h
+++ b/Sources/Plasma/CoreLib/plFormat.h
@@ -144,6 +144,9 @@ namespace plFormat_Private
     plStringBuffer<char> _impl_plFormat_DataHandler( \
                     const plFormat_Private::FormatSpec &format, _type value)
 
+#define PL_FORMAT_FORWARD(format, fwd_value) \
+    _impl_plFormat_DataHandler((format), (fwd_value))
+
 PL_FORMAT_TYPE(char)
 PL_FORMAT_TYPE(wchar_t)
 PL_FORMAT_TYPE(signed char)
diff --git a/Sources/Plasma/NucleusLib/pnKeyedObject/plUoid.cpp b/Sources/Plasma/NucleusLib/pnKeyedObject/plUoid.cpp
index 872f70a8..2660c1ab 100644
--- a/Sources/Plasma/NucleusLib/pnKeyedObject/plUoid.cpp
+++ b/Sources/Plasma/NucleusLib/pnKeyedObject/plUoid.cpp
@@ -114,7 +114,12 @@ bool plLocation::IsVirtual() const
 // THIS SHOULD BE FOR DEBUGGING ONLY <hint hint>
 plString plLocation::StringIze()  const // Format to displayable string
 {
-    return plString::Format("S0x%xF0x%x", fSequenceNumber, int(fFlags));
+    return plFormat("S0x{x}F0x{x}", fSequenceNumber, fFlags);
+}
+
+PL_FORMAT_IMPL(const plLocation &)
+{
+    return PL_FORMAT_FORWARD(format, value.StringIze());
 }
 
 plLocation plLocation::MakeReserved(uint32_t number)
@@ -261,10 +266,15 @@ plUoid& plUoid::operator=(const plUoid& rhs)
 // THIS SHOULD BE FOR DEBUGGING ONLY <hint hint>
 plString plUoid::StringIze() const // Format to displayable string
 {
-    return plString::Format("(0x%x:0x%x:%s:C:[%u,%u])",
-        fLocation.GetSequenceNumber(), 
-        int(fLocation.GetFlags()), 
-        fObjectName.c_str(),
-        GetClonePlayerID(), 
+    return plFormat("(0x{x}:0x{x}:{}:C:[{},{}])",
+        fLocation.GetSequenceNumber(),
+        fLocation.GetFlags(),
+        fObjectName,
+        GetClonePlayerID(),
         GetCloneID());
 }
+
+PL_FORMAT_IMPL(const plUoid &)
+{
+    return PL_FORMAT_FORWARD(format, value.StringIze());
+}
diff --git a/Sources/Plasma/NucleusLib/pnKeyedObject/plUoid.h b/Sources/Plasma/NucleusLib/pnKeyedObject/plUoid.h
index 2c0b8051..0c1d7255 100644
--- a/Sources/Plasma/NucleusLib/pnKeyedObject/plUoid.h
+++ b/Sources/Plasma/NucleusLib/pnKeyedObject/plUoid.h
@@ -57,7 +57,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include "HeadSpin.h"
 #include "plFixedKey.h"
 #include "plLoadMask.h"
-#include "plString.h"
+#include "plFormat.h"
 
 class hsStream;
 
@@ -144,6 +144,8 @@ public:
     static const plLocation kInvalidLoc;
 };
 
+PL_FORMAT_TYPE(const plLocation &)
+
 //// plUoid //////////////////////////////////////////////////////////////////
 
 class plUoid
@@ -198,4 +200,6 @@ protected:
     plLoadMask  fLoadMask;
 };
 
+PL_FORMAT_TYPE(const plUoid &)
+
 #endif // plUoid_h_inc
diff --git a/Sources/Plasma/NucleusLib/pnUUID/pnUUID.cpp b/Sources/Plasma/NucleusLib/pnUUID/pnUUID.cpp
index 0ace55a7..d9120dd0 100644
--- a/Sources/Plasma/NucleusLib/pnUUID/pnUUID.cpp
+++ b/Sources/Plasma/NucleusLib/pnUUID/pnUUID.cpp
@@ -83,3 +83,8 @@ plString plUUID::AsString() const
     ToString(str);
     return str;
 }
+
+PL_FORMAT_IMPL(const plUUID &)
+{
+    return PL_FORMAT_FORWARD(format, value.AsString());
+}
diff --git a/Sources/Plasma/NucleusLib/pnUUID/pnUUID.h b/Sources/Plasma/NucleusLib/pnUUID/pnUUID.h
index 2062b917..d7dce497 100644
--- a/Sources/Plasma/NucleusLib/pnUUID/pnUUID.h
+++ b/Sources/Plasma/NucleusLib/pnUUID/pnUUID.h
@@ -43,7 +43,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #define pnUUID_h_inc
 
 #include "HeadSpin.h"
-#include "plString.h"
+#include "plFormat.h"
 
 class hsStream;
 
@@ -96,4 +96,6 @@ public:
     static plUUID Generate();
 };
 
+PL_FORMAT_TYPE(const plUUID &)
+
 #endif // pnUUID_h_inc