01Karaoke
Fri & Sat from 8 pm. More than 50,000 songs, 30 languages, the stage is yours.
Request a karaoke table
SEELZE-LETTER · NEAR HANOVER
Green Barrel
Karaoke Entertainment & Sports Bar
Mic on, stage free: at Green Barrel in NAVO, Seelze-Letter, we sing, laugh and party every Friday and Saturday – bar from 7 pm, karaoke from 8 pm. More events and theme nights on request.
Nico-Flatau-Platz 4 · 0152 01551117
Every Friday & Saturday
Karaoke at Green Barrel
Bar from 7 pm, karaoke from 8 pm until open end. Evolution karaoke with more than 50,000 songs in 30 languages – from the first song to the whole bar singing along.
Request a karaoke tableOne barrel. Three experiences.
Karaoke, sports bar and bowling lanes belong together – all at Green Barrel in NAVO.
0102Sports Bar
Big screens, fresh draught beer, cheering together. Sports on Sky planned from 1 Nov 2026 – activation being checked, dates on request.
Plan a sports night with your team
03Bowling lanes
Two classic double lanes – four single lanes. Room including lanes on request.
Request a double laneGet a price instantly
Estimated price
€327.00
Room hire: €87.00
Minimum spend (counted against food & drinks): €240.00
Non-binding estimate. The team confirms availability and final price.
Packages
Room incl. bowling lane
ab 25 €/hWed–Sat until 10 pm €29/h, Sun/Mon €25/h, from 10 pm €39/h. Plus minimum spend per person per hour: adults €10, children up to 9 €5, under 3 free. Closed Tuesdays.
Regular groups & clubs
on requestBowling regularly? Reduced rates on request.
Karaoke & sports bar
on requestFri/Sat bar from 7 pm, karaoke from 8 pm. Private karaoke party at the same room rate.
Occasions
Enquire in 30 seconds
For: Room incl. bowling lane
30Oct
Pre-Halloween with Greek-German live music
HELLAS · Greek restaurant
Doors on 30 October 2026 from 6 pm, programme from 8 pm until 1 am. Highlight: Greek-German band TA BOUZOUKIA TON AGGELON with live bouzouki music, plus DJ, dancing and an illusionist show. Admission is €10 for the programme only. À la carte restaurant service: food and drinks are charged separately at menu prices.
Details & enquire →
Parties & groups
Birthdays, team nights and Christmas parties 2026 – karaoke, sports and bowling in one evening.
On tap
Guinness, Hop House 13, Radeberger, Staropramen and Helles – freshly tapped.
What awaits you at Green Barrel
Green Barrel is bar, stage and meeting place: freshly poured, sung out loud and, if you like, with a round on the bowling lane.
Special beers
Guinness, Hop House 13, Radeberger, Staropramen and Helles.
Karaoke by Evolution
Over 50,000 songs in 30 languages – for every voice and every language at the table.
Bowling optional
Classic bowling lanes in the house, bookable with your evening – prices in the bowling section below.
Bowling on two double lanes
Four single lanes on two classic double lanes – no black light. The price is always for the room including the lanes, also for trainings, game nights like Mafia or Werewolf, karaoke and private parties. Bookable on request.
Example: 2 hours on Sunday = €50 room hire plus minimum consumption of €10 per person per hour.
Minimum consumption per person per hour: €10, children up to 9 €5, children up to 3 free – counted towards food and drinks at the lanes, in the bar and in HELLAS, BAYAN and DOLI. No bowling on Tuesdays. New prices apply to new bookings; existing bookings until year end keep their terms. Regular groups get reduced rates on request. M7 black light in Hanover stays unchanged.
LIVE · NAVO
Dates to look forward to.
CELEBRATE TOGETHER · 2026 / 2027
Your occasion. All our heart.
Christmas party, birthday or company evening: let us find the right setting. From a meal together to a big celebration in the NAVO hall.
Enquire about a celebrationAlso for 2027: weddings, graduation balls, birthdays and company events. Availability and room layouts are confirmed personally.
Also at NAVO
Frequently asked questions
Where is Green Barrel?
At Nico-Flatau-Platz 4, 30926 Seelze-Letter, inside NAVO Gastro & Event Center.
When are the bar and karaoke on?
Fridays and Saturdays: bar from 7 pm, karaoke from 8 pm.
How many bowling lanes are there?
Two double lanes – that is four classic lanes (no black light).
What does bowling cost?
Room including bowling lane from 26 Oct 2026 for new bookings: Wed–Sat until 10 pm €29/hour, Sun/Mon €25/hour, after 10 pm €39/hour. Minimum spend per person/hour: adults €10, children up to 9 €5, under 3 free. Discounted rates on request.
Enquire & reserve
Request a reservation
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