Seeing that no one responded to you. I got you, bro. This will help out. Find the marketing angle, then write a list of keywords associated with that angle. Then search Google, Google Trends, Youtube, and Ubersuggest. Look up each keyword and see what trend is on the top Search Engine Results. Copy all of the headlines and look for common themes. Do they use numbers? Are they how-tos? Are they click baity? Etc. Then create your own headline by using this method.