Wednesday's Rio Nightlife Pick - Lapa Irish Pub is on tonight with rock 'n roll karaoke. Located under the famous Arcos da Lapa (Lapa Arches), the Lapa Irish Pub sits in the heart of one of Rio’s most lively and music-filled neighborhoods. In the area known for its impromptu samba gatherings and live shows by big name international and Brazilian acts, Lapa Irish Pub rocks its corner spot with live bands and music themed nights. For those aspiring to belt . . .