diff --git a/holoviews/core/operation.py b/holoviews/core/operation.py
index 6262264d11..99f20e596d 100644
--- a/holoviews/core/operation.py
+++ b/holoviews/core/operation.py
@@ -136,7 +136,7 @@ def __call__(self, element, **params):
                                   kdims=element.kdims)
         elif dynamic:
             from ..util import Dynamic
-            streams = getattr(self, 'streams', [])
+            streams = getattr(self.p, 'streams', [])
             processed = Dynamic(element, streams=streams,
                                 operation=self, kwargs=params)
         elif isinstance(element, ViewableElement):
diff --git a/holoviews/core/util.py b/holoviews/core/util.py
index a4a1ca8698..59d99dfd35 100644
--- a/holoviews/core/util.py
+++ b/holoviews/core/util.py
@@ -954,19 +954,20 @@ def get_dynamic_item(map_obj, dimensions, key):
     and a corresponding key. The dimensions must be a subset
     of the map_obj key dimensions.
     """
-    if key == () and not dimensions or not map_obj.kdims:
-        return key, map_obj[()]
+    dmaps = map_obj.traverse(lambda x: x, ['DynamicMap'])
+    dmap = dmaps[0] if dmaps else map_obj
+    if key == () and (not dimensions or not dmap.kdims):
+        return key, map_obj.map(lambda x: x[()], ['DynamicMap', 'HoloMap'])
     elif isinstance(key, tuple):
         dims = {d.name: k for d, k in zip(dimensions, key)
                 if d in map_obj.kdims}
         key = tuple(dims.get(d.name) for d in map_obj.kdims)
-        el = map_obj.select([lambda x: type(x).__name__ == 'DynamicMap'],
-                            **dims)
+        el = map_obj.select(['DynamicMap', 'HoloMap'], **dims)
     elif key < map_obj.counter:
         key_offset = max([key-map_obj.cache_size, 0])
         key = map_obj.keys()[min([key-key_offset,
                                   len(map_obj)-1])]
-        el = map_obj[key]
+        el = map_obj.map(lambda x: x[key], ['DynamicMap'])
     elif key >= map_obj.counter:
         el = next(map_obj)
         key = list(map_obj.keys())[-1]
diff --git a/holoviews/plotting/bokeh/chart.py b/holoviews/plotting/bokeh/chart.py
index 13b5e113a0..2c9c8e06d8 100644
--- a/holoviews/plotting/bokeh/chart.py
+++ b/holoviews/plotting/bokeh/chart.py
@@ -239,7 +239,7 @@ def get_extents(self, element, ranges):
 
 
 
-class SideHistogramPlot(HistogramPlot, ColorbarPlot):
+class SideHistogramPlot(ColorbarPlot, HistogramPlot):
 
     style_opts = HistogramPlot.style_opts + ['cmap']
 
diff --git a/holoviews/plotting/plot.py b/holoviews/plotting/plot.py
index 618e241f00..d52691a18f 100644
--- a/holoviews/plotting/plot.py
+++ b/holoviews/plotting/plot.py
@@ -943,7 +943,7 @@ def _get_frame(self, key):
         if not isinstance(key, tuple): key = (key,)
         nthkey_fn = lambda x: zip(tuple(x.name for x in x.kdims),
                                   list(x.data.keys())[min([key[0], len(x)-1])])
-        if key == self.current_key:
+        if key == self.current_key and not self._force:
             return self.current_frame
         else:
             self.current_key = key