Slayer shirt. Funny, because i think that Henkka's basslines alone are 10x better than Slayer with whole band, although Henkka is Slayer fan or atleast old Slayer fan. First post and directly to Off-Topic!
In fact I also think that Henkka is better than Slayer and I watched [or read] an interview with him and he told that Slayer is one of his favourite band