You can replace frames in a clip with an entire source clip.

To replace frames with a clip:

1. Click Replace in the Editing menu.
2. Select Clip from the Replace Mode box that appears.
3. Select an audio option.

   Select:	To:
   Video & Audio	Replace the audio in the specified frames in the target clip with audio from the source clip. If the source clip contains no audio tracks, the audio in the target clip is overwritten with silence.
   Video	Retain the audio in the target clip.

4. Select the source clip.
5. Select a frame in the target clip.

   The source clip replaces the frames after and including the selected frame in the target clip.