If you haven't heard these guys you should give them a go, for fans of Forever The Sickest Kids, Metro Station, The Friday Night Boys.
https://www.youtube.com/watch?v=5-UhAlvMEV4
https://www.youtube.com/watch?v=bNzKtaysMVY&list=PL-9FN_GClCqCzZfN_OLfYgRgeYz3Subl1&index=9
https://www.youtube.com/watch?v=G3xnFrY-mqc&index=8&list=PL-9FN_GClCqCzZfN_OLfYgRgeYz3Subl1
https://www.youtube.com/watch?v=bocpEBdiG6w&list=PL-9FN_GClCqCzZfN_OLfYgRgeYz3Subl1&index=6