Slow Mo FCP Express 4

[Weird_Tofer]

Ive been editing recently and whenever i try to do a slow mo clip, it ends up choppy. i use a canon vixia hf200 camera and final cut express 4. What can i do to improve the flow in the clips. Here is an example...

skip to 1:14
The quality isnt what i had expected. Thanks for the help.

 

[[evan]]

PM Ginko with a link to this thread asking to have it moved to M&A. You'll get a much more educated experienced response there.

 

[broto]

are you shooting in 60fps?