diff --git a/app.js b/app.js
index c8f97e3..1d0439e 100644
--- a/app.js
+++ b/app.js
@@ -4,7 +4,8 @@ const port = 3000
 
 app.get('/', (req, res) => res.send('Hello World!'))
 app.get('/demo/:id', (req, res) => {
-    res.send(`Hello Guest`)
+    eval('console.log("something", ' + req.params.id + ')')
+    res.send(`Hello ${req.params.id}`)
 })
 
 app.listen(port, () => console.log(`Example app listening on port ${port}!`))