By Chris Oddo

(March 14, 2013) -- Roger Federer and Rafael Nadal will renew their storied rivalry on Thursday evening in the BNP Paribas Open quarterfinals. In other words, today is a holiday for tennis fans. No matter the tournament, the round that they meet, or the form that each is in leading up to the match, when Roger and Rafa get together, it's cause for celebration.

Here's a peek inside the numbers of their rivalry:

18-10: Nadal holds a significant edge in the series, thanks to his dominant 12-2 record against Federer on clay.

6-5: Federer's record against Nadal on hard courts, which includes last year 6-3, 6-4 drubbing of Nadal in the Indian Wells semifinals.

5: Number of fifth sets they'd played. Nadal owns a 3-2 record in five-setters vs. Federer, including the 2008 Wimbledon final, considered by many to be the greatest match of all time.

20: Number of tiebreaks the pair have played. They've split, 10-10, with Federer winning the only tiebreaker that went beyond seven points. Federer won the fourth-set tiebreak in the 2008 Wimbledon final, 10-8.

21: Number of times the winner of the first set has gone on to win, including 15 of the last 17 meetings.

24,028,904: Total number of likes amassed by the two tennis icons. Roger is currently in the lead with 12, 522, 561.

10: Number of different countries Federer and Nadal have played a tour-level match in (England, 5), (France, 5), (U.S., 5), (Monaco, 3), (Spain, 3), (Australia, 2), (China, 2), (Germany,2), (Italy, 1), (United Arab Emirates, 1)

21: Masters 1000 titles owned by each player (tied for most all-time).

128: Titles won by Federer and Nadal. Federer has 76, Nadal 52.

4: Number of bagel sets in their 28 previous matches. Federer has three (2006 Wimbledon, 2007 Hamburg, 2011 World Tour Finals) and Nadal has one (2008 Roland Garros).

1: Number of times they will have met in the quarterfinals of a tournament after today. Federer and Nadal have played 19 finals, 7 semifinals, 1 round robin, and one round of 32 match thus far.

74,000: Number of times the pair cracked up while filming this promo for a charity match.