'It's nice to team up with a really good friend' - McIlroy and Lowry among four teams in the lead in New Orleans

The chance to play alongside rather than against someone you are very familiar with provides a comparison to the Ryder Cup, where both Lowry and McIlroy thrived. Safe to say, they're enjoying each others company once again. 

GOOD PALS: Shane Lowry celebrates with teammate Rory McIlroy. Pic: AP Photo, Gerald Herbert

Ireland's Rory McIlroy and Shane Lowry are on of four teams tied for the lead following the first round of the Zurich Classic of New Orleans.

The good friends opened with four-straight birdies en route to carding an 11-under 61 in Four-ball play on Thursday.