One duet from them is all I need. Peach some song suggestions on the comments : r/glee
Blaine-Sebastian Relationship | Glee Wiki | Fandom
Glee The New York Story (Fanfic) - TV Tropes
Sebastian Smythe | Grant gustin, The flash grant gustin, Gustin
Barry Allen, meet Sebastian Smythe • Part II of the superhero crossover for u/Eggnogcheesecake ❤️ (As you can see, even in one drawing, styles are never consistent, and hands are impossible :/ ) :
seblaine♥ | Sebastian glee, The flash grant gustin, Blaine and kurt
Smythe Stories - Wattpad
Who is your favorite Glee couple and who is your favorite fanfiction Glee couple and Why? - Quora