With several members departing from the group, E-girls released their third album E.G. Time (2015), which saw a change in their music and vocal deliveries. That same year, LDH announced changes to their line-up, which resulted in absence with some members for their singles "Anniversary!!" and "Dance Dance Dance". Beginning the year with their greatest hits album E.G. Smile: E-girls Best (2016), the group announced their E.G. Pop and E.G. Cool themes with the singles "E.G. Summer Rider", "Pink Champagne" and "Go!