Klobucnik akakwanisa kupinda mumakwikwi evarume emamita mazana maviri ekubhururuka pachipfuva pamitambo yeOlympic yezhizha ya2012 muLondon, nekutyora rekodhi refu reSlovak, achipfuura nguva yeFINA B-cut ye2:13.10 paEuropean Championships
muDebrecen, Hungary. Akadenha vamwe vanoshambira vanomwe mumakwikwi echipiri, kusanganisira Jakob Jóhann Sveinsson wokuIceland uyo akahwina makwikwi eOlympic kanokwana kana. Akamhanyira kunzvimbo yechitatu neasingasviki 0.11 yechipiri shure kwePoland Slawomir Kuczko muna 2:13.40. Klobucnik akakundikana kuenda kumasemifinal, sezvo akaisa makumi maviri nematatu ese mumatanho ekutanga.