That Was Then This Is Now may refer to:

• That Was Then, This Is Now (Tha Dogg Pound album), 2009
• That Was Then, This Is Now (Josh Wilson album), 2015
• That Was Then, This Is Now, Vol. 1 (1999) and That Was Then, This Is Now, Vol. 2 (2000), studio albums by American rapper Frost
• That Was Then, This Is Now, 2002 compilation album by Andy Timmons
• That Was Then, This Is Now, 2010 album by Chasen
• That Was Then, This Is Now, 2011 album by the James Cleaver Quintet

• "That Was Then, This Is Now" (song), a 1986 song by the Mosquitos, and covered by the Monkees

• That Was Then, This Is Now, a 1971 novel by S. E. Hinton
• That Was Then... This Is Now, a 1985 film based on Hinton's novel
• That Was Then, This Is Now (radio series), a BBC Radio 2 comedy sketch series

Search for "that was then this is now" on Wikipedia.

• All pages with titles containing that was then this is now
• "That Was Then but This Is Now", a 1983 song by ABC
• That was Now, This is Then, a 2022 novel by Michael Z. Williamson
• If Not Now Then When?, an album by Ethan Johns
• If Not Now Then When, an album by The Motels
• If Not Now, When? (disambiguation)

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