Harley Quinn's sexuality in the comics isn't strictly defined as gay. It varies across different story arcs, with her showing interest in characters of various genders.
Harley Quinn comics are a mix of humor, drama, and adventure. The storylines are often unpredictable and keep you on the edge of your seat. The art is usually bold and colorful too.
No, Harley Quinn has distanced herself from the Joker. The comics have shown her evolving and growing as a character separate from that toxic relationship.