"Swear to Your Heart" (also titled "Caught in Your Web (Swear to Your Heart)") is a song recorded by Air Supply lead singer Russell Hitchcock in 1990. The song was written by Diane Warren. It is a track from the soundtrack album of the 1990 film Arachnophobia. The song features Timothy B. Schmit on backing vocals. 
"Swear to Your Heart" was released as a CD single, and became a hit on the U.S. and Canadian Adult Contemporary charts, reaching number 9[1] and number 12[2] respectively, during early 1991. 
  Chart history
       Weekly charts   |   Year-end charts    | Chart (1991)  |  Rank  |    | Canada RPM Adult Contemporary  |  86  |          | 
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