Maybe buy residential / mobile SOCKS5 proxies and install an app like SocksDroid that creates a local Android VPN interface, captures all traffic and routes is through a SOCKS5 proxy.

> get "a little smooch from Brian Tamaki" for $69

sounds like a good deal, no?

My buddy said he could not access it even from a residential IP, it was blacklisted for some reason.

It's still often cheaper (and faster) to grab a one-time verification number than to go through payment-based verification. Especially for anything that only needs a single SMS confirmation.