diff --git a/notebooks/popcorn.py b/notebooks/popcorn.py
index e3ee4ca..c0312c5 100644
--- a/notebooks/popcorn.py
+++ b/notebooks/popcorn.py
@@ -76,7 +76,7 @@ def _():
 
 
 @app.cell
-def _(sizes_df):
+def plt_filesize(sizes_df):
     (
         lp.ggplot(sizes_df, lp.aes(x="date", y="filesize_kb"))
         + lp.geom_point()
diff --git a/popcorn.qmd b/popcorn.qmd
index 7931d90..8f498a7 100644
--- a/popcorn.qmd
+++ b/popcorn.qmd
@@ -5,3 +5,17 @@ title: "Popcorn analysis"
 ## Quarto
 
 Quarto enables you to weave together content and executable code into a finished document. To learn more about Quarto see <https://quarto.org>.
+
+```{python}
+from lets_plot import LetsPlot
+LetsPlot.setup_html()
+```
+
+Testing plot
+
+```{python}
+#| column: page
+from notebooks.popcorn import plt_filesize
+outp, defs = plt_filesize.run()
+outp
+```