haha, no problem at all.
Here is the code i used from Dynamic Events after selecting a video
<div class="col">
<video is="dmx-video" id="video1" src="/assetts/%5BLYRICS%5D%20Coldplay%20-%20Adventure%20Of%20A%20Lifetime.mp3" controls width="300" height="55" dmx-on:play="video2.pause()"></video>
</div>
<div class="col">
<video is="dmx-video" id="video2" src="/assetts/%5BLYRICS%5D%20Coldplay%20-%20Adventure%20Of%20A%20Lifetime.mp3" controls width="300" height="55" dmx-on:play="video1.pause()"></video>
</div>