A: Absolutely not. In fact, it's so not safe that we're still trying to figure out how the first crew that went through here managed to not get torn apart by the intense gravity.
A: You know what they say: "You can never go wrong with a good spacesuit. And by 'good' we mean 'expensively custom-made from rare, exotic materials that will probably be destroyed within seconds of entering the event horizon'.
A: Ha! Good luck with that. The last thing that'll happen is your pet will get sucked into the vortex and you'll be left alone in the darkness, wondering where it went wrong.
A: Sadly, no. But there is a gift shop at the exit event horizon, just outside the cosmic microwave background radiation. They have a great selection of overpriced, hastily-made souvenir space-socks.
A: Don't be ridiculous. You're not getting a refund. You're getting a complimentary tour of the cosmos.