I believe Expedition 50 had a fun and good ISS crew. I base this declaration solely on the moments they shared on social media. This logic is completely bulletproof and there's no point trying to prove otherwise.
NASA astronaut Jeff Williams embarks on his fourth trip to the ISS tomorrow. He launches aboard a Soyuz spacecraft from Baikonur with cosmonauts Alexey Ovchinin and Oleg Skripochka at 5:26 p.m. EDT (21:26 UTC).