Or at the very least, as soon as you have 15 minutes to spare. And then another 15, because the second act is up too.
If you're still not sure, let me help you decide. If you are a fan of:
Joss Whedon Nathan Fillion Neil Patrick Harris Felicia Day Once More With Feeling superheroes musicals musicals with superheroes ass kicking love stories or THE INTERNET
you should be watching Dr. Horrible's Sing Along Blog.
It's up, it's short, and it's FREE, right now. But it all comes down at midnight on Sunday. So you need to watch it. NOW.
woman: are you out of love with me are you longing to be free do i drive you up a tree
Man: yeah, oh yeah
woman: do i drive you up the wall do you dread every phone call can you not stand me at all
man: yeah, oh yeah
woman: though I need you more than air is it true you just dont care are you having an affair
man: yeah, oh yeah when we met I thought money was everything so I let you buy the house, the cars, the ring but I cant take your perpetual whining and you cant sing yeah oh yeah
woman: I thought if we lived apart we could make a brand new start do you want to break my heart
man: yeah, oh yeah I've enjoyed making you miserable for years found peace of mind in playing on your fears how I loved to catch your gold and silver tears but now my dear
woman: what a dark and dreary life are you reaching for a knife could you really kill your wife
man: yeah, oh yeah
woman: oh i die i die i die so it's over now i cry was my whole life just a lie