20, Benson and Good attended a belated celebration for the actress' 24th birthday at the Boom Boom Room in New York City.
A source tells Us that the ABC Family star threw a joint party with model pal Esther Houston.
"Ryan and Ashley were kissing each other all night," the insider tells Us.
PHOTOS: Better after breakup Benson turned 24 on Dec. You mean the world to me xx." After properly partying for her birthday, Benson and boyfriend Good left the Big Apple together on Dec. They posed for a picture with celeb hairstylist Chris Mc Millan (the man behind Jennifer Aniston and Miley Cyrus' 'dos) on the plane and posted it on Instagram with the caption "off to L.
PHOTOS: Celebrity exes reunited Benson and Good, formerly known as Justin Bieber's "swagger coach," broke up back in March after more than one year of dating.