I. Jim Harbaugh once appeared in an episode of “Saved By The Bell” as Screech’s cousin.
II. 49ers kicker David Akers was a substitute teacher in 1997-98 after going undrafted, and was a waiter in 1999 after getting cut by the Redskins before he signed with the Eagles.
III. San Francisco LB Ahmad Brooks’ father, Perry, had owned a barbershop since Brooks was in college. Brooks’ father passed away, but the shop remains in the family.
IV. 49ers WR Michael Crabtree owns more than 1,000 pairs of shoes. They are stored all over his house and in his parents’ garages.
V. 49ers OT Anthony Davis got the first of his many tatoos when he was 15.
VI. San Francisco TE Vernon Davis created an interior design company, Modern Class Design, and several of his teammates have used the company.
VII. 49ers center Jonathan Goodwin owns a working original Nintendo system, and plays “Duck Hunt,” “Tecmo Bowl,” “RBI Baseball” and “Super Mario Bros.” in his free time.
VIII. 49ers WR A.J. Jenkins has many nicknames, including “E.T.” because of his long arms.
IX. 49ers longsnapper Brian Jennings has been a certified yoga instructor since 2008.
X. San Francisco QB Colin Kaepernick was drafted by the Cubs in 2009 (43rd round), but chose to continue his football career at Nevada instead.
XI. 49ers punter Andy Lee never attended a football game growing up. The first NFL game he ever attended was in 2004 as a member of the 49ers.
XII. Two members of the 49ers won Super Bowl rings with the Giants last year — RB Brandon Jacobs and WR Mario Maningham. Neither will play. Manningham (knee) is on injured reserve and Jacobs has been suspended.
XIII. 49ers WR Kyle Williams is the son of White Sox general manager Kenny Williams.
XIV. “Kaepernicking” has become so popular, the 49ers’ signal caller has filed for a trademark on the word, which was coined to describe his habit of kissing a well-tattooed bicep after he scores a touchdown.
XV. The 49ers have three Smith’s on their active roster: QB Alex, LB Aldon and DT Justin.
XVI. While working at a golf course during his time at Louisville, Akers was a caddy for Cardinals basketball coach Rick Pitino.
XVII. 49ers CB Tramaine Brock enjoys performing yo-yo tricks.
XVIII. 49ers TE Garrett Celek, younger brother of Eagles TE Brent, majored in packaging and hopes to get in the field once his NFL career is over.
XIX. 49ers CB Perrish Cox, an avid bowler, once bowled a 269.
XX. 49ers RB Anthony Dixon bailed hay as a part-time job when he was younger.
XXI. 49ers WR Randy Moss formed “Randy Moss Motorsports” in 2008, an autoracing company to compete in the NASCAR Craftsman Truck series.
XXII. 49ers RB Frank Gore served as a defensive coordinator for the Little 49ers in 2010, a youth football team for 4-year-olds.
XXIII. Kaepernick owns more than 250 movies, with “Step Brothers” and “Finding Nemo” among his favorites.
XXIV. Four players on the Ravens have played in Super Bowl — Ray Lewis, Brendon Ayanbadejo, Anquan Boldin, James Ihedigbo. Two active 49ers have — Akers and Moss.
XXV. Ravens and Patriots combined to outscore their conference championship opponents 35-0 in the second half two weeks ago.
XXVI. Ravens center Matt Birk has not missed a game in the past seven seasons — the longest current consecutive games streak by a center at 112.
XXVII. Lewis was on the cover of “Madden NFL Football” in 2005.
XXVIII. One of Boldin’s hobbies is taking care of turtles and fish.
XXIX. Ravens QB Joe Flacco has an endorsement deal with Pizza Hut, which sells a meal called “Flacco’s Favorites.”
XXX. Miami is the most represented college in the Super Bowl this year with seven (49ers: Gore, Tavares Gooden; Ravens: Ed Reed, Lewis, Damien Berry, Tommy Streeter, Bryant McKinnie).
XXXI. The movie “The Blind Side” was based on Ravens offensive tackle Michael Oher.
XXXII. Baltimore’s “Ravens” nickname was selected from among three finalists in a poll conducted by the Baltimore Sun in 1996. Baltimore fans selected the name in honor of Edgar Allan Poe, the poet who penned his famous poem, “The Raven” while living in the city.
XXXIII. Davis has more than 2 million Twitter followers — the most of any player in the Super Bowl and the fourth-most of any NFL player (behind Chad Johnson, Reggie Bush and Tim Tebow).
XXXIV. Reed is the only player in NFL history with a interception, fumble recovery punt and punt block returned for a touchdown.
XXXV. Ravens TE Dennis Pitta is an Eagle Scout.
XXXVI. Ravens safety Bernard Pollard was known as “The Bonecrusher” in college for his hard hits.
XXXVII. Lewis’s 12 years between Super Bowl appearances is the most by any player in NFL history.
XXXVIII. Ravens WR Torrey Smith is the oldest of seven children.
XXXIX. Ayanbadejo wrote for a newspaper, The Santa Crux (Calif.) Sentinel, during his first few years in the NFL.
XL. Ravens safety James Ihedigbo has been to the Super Bowl the past two years (2012 Patriots), and the AFC Championship the past four (2010-11 Jets).
XLI. Ravens LB Paul Kruger has been in two life-threatening accidents — a car accident when he was 13 and a stabbing when he was in college that left him with 50 staples.
XLII. The brother of Ravens LB Arthur Jones, Jon, is the current UFC light heavyweight titleholder.
XLIII. Ravens CB Cary Williams attended Fordham University before transferring to Washburn because of limited playing time.
XLIV. 49ers OG Mike Iupati’s wife Ashley is a nine-time BMX bicycle champion.
XLV. A 49ers win would give California three of the current four titles in the four major sports (NHL’s Kings, MLB’s Giants).
XLVI. Gore was fined $20,750 for two separate uniform violations this season.
XLVII. Both teams are undefeated in Super Bowls (Ravens 1-0, 49ers 5-0).