if video_description:
video_description = re.sub(r'''(?x)
<a\s+
- (?:[a-zA-Z-]+="[^"]+"\s+)*?
+ (?:[a-zA-Z-]+="[^"]*"\s+)*?
(?:title|href)="([^"]+)"\s+
- (?:[a-zA-Z-]+="[^"]+"\s+)*?
+ (?:[a-zA-Z-]+="[^"]*"\s+)*?
class="(?:yt-uix-redirect-link|yt-uix-sessionlink[^"]*)"[^>]*>
[^<]+\.{3}\s*
</a>