diff --git a/.settings/org.eclipse.jdt.core.prefs b/.settings/org.eclipse.jdt.core.prefs
index af4d398..7fe881d 100644
--- a/.settings/org.eclipse.jdt.core.prefs
+++ b/.settings/org.eclipse.jdt.core.prefs
@@ -19,6 +19,7 @@ org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
 org.eclipse.jdt.core.compiler.problem.nullAnnotationInferenceConflict=warning
 org.eclipse.jdt.core.compiler.problem.nullReference=warning
 org.eclipse.jdt.core.compiler.problem.nullSpecViolation=warning
+org.eclipse.jdt.core.compiler.problem.nullUncheckedConversion=ignore
 org.eclipse.jdt.core.compiler.problem.potentialNullReference=warning
 org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
 org.eclipse.jdt.core.compiler.problem.syntacticNullAnalysisForFields=enabled
diff --git a/pom.xml b/pom.xml
index 3d67642..8a8ad7e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>cc</groupId>
 	<artifactId>wordview</artifactId>
-	<version>0.0.1-SNAPSHOT</version>
+	<version>0.0.3-SNAPSHOT</version>
 	<name>WordViewAPI</name>
 
 	<repositories>
diff --git a/src/main/java/cc/wordview/api/Application.java b/src/main/java/cc/wordview/api/Application.java
index 603199d..2829c47 100644
--- a/src/main/java/cc/wordview/api/Application.java
+++ b/src/main/java/cc/wordview/api/Application.java
@@ -22,28 +22,38 @@
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.ApplicationArguments;
 import org.springframework.boot.ApplicationRunner;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.context.annotation.ComponentScan;
 
+import cc.wordview.api.config.WordViewConfig;
+
 @SpringBootApplication
 @ComponentScan(basePackages = { "cc.wordview.api" })
 public class Application implements ApplicationRunner {
 
 	private static final Logger logger = LoggerFactory.getLogger(Application.class);
 
+	@Autowired
+	private WordViewConfig config;
+
 	public static void main(String... args) throws Exception {
 		SpringApplication.run(Application.class, args);
 	}
 
 	@Override
 	public void run(ApplicationArguments args) throws Exception {
-		if (args.containsOption("production")) {
+		config.setProduction(args.containsOption("production"));
+
+		if (config.isProduction()) {
 			if (CORS_ORIGIN == CORS_ORIGIN_ALL) {
 				logger.warn("CORS_ORIGIN is set to all.");
 			}
+		} else {
+			logger.info("All requests to YouTube's API are being mocked");
 		}
 	}
 }
diff --git a/src/main/java/cc/wordview/api/config/WordViewConfig.java b/src/main/java/cc/wordview/api/config/WordViewConfig.java
new file mode 100644
index 0000000..9fb3e02
--- /dev/null
+++ b/src/main/java/cc/wordview/api/config/WordViewConfig.java
@@ -0,0 +1,16 @@
+package cc.wordview.api.config;
+
+import org.springframework.stereotype.Component;
+
+@Component
+public class WordViewConfig {
+        private boolean production;
+
+        public boolean isProduction() {
+                return production;
+        }
+
+        public void setProduction(boolean production) {
+                this.production = production;
+        }
+}
diff --git a/src/main/java/cc/wordview/api/controller/MusicController.java b/src/main/java/cc/wordview/api/controller/MusicController.java
index cfd7e09..c212e0e 100644
--- a/src/main/java/cc/wordview/api/controller/MusicController.java
+++ b/src/main/java/cc/wordview/api/controller/MusicController.java
@@ -12,6 +12,7 @@
 
 import javax.servlet.http.HttpServletResponse;
 
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.ContentDisposition;
 import org.springframework.http.HttpHeaders;
@@ -27,6 +28,7 @@
 import com.sapher.youtubedl.YoutubeDLResponse;
 
 import cc.wordview.api.Constants;
+import cc.wordview.api.config.WordViewConfig;
 import cc.wordview.api.util.FileReader;
 import cc.wordview.api.util.StringUtil;
 import cc.wordview.ytm.YoutubeApi;
@@ -46,21 +48,30 @@ public class MusicController {
         @Value("${wordview.ytm.api-key}")
         private String API_KEY;
 
+        @Autowired
+        private WordViewConfig config;
+
         // History is just being a placeholder here it does not provide the inteded
         // functionality yet
         @GetMapping("/history")
         public ResponseEntity<?> history() {
                 return response(() -> {
-                        ytapi.setApiKey(API_KEY);
-
-                        SearchResult result = ytapi.search("ano-yume-wo-nazotte", 1).get(0);
-
                         Video video = new Video();
 
-                        video.setId(result.getId().getVideoId());
-                        video.setTitle(result.getSnippet().getTitle());
-                        video.setArtist(result.getSnippet().getChannelTitle());
-                        video.setCover(result.getSnippet().getThumbnails().getHigh().getUrl());
+                        if (config.isProduction()) {
+                                ytapi.setApiKey(API_KEY);
+                                SearchResult result = ytapi.search("ano-yume-wo-nazotte", 1).get(0);
+
+                                video.setId(result.getId().getVideoId());
+                                video.setTitle(result.getSnippet().getTitle());
+                                video.setArtist(result.getSnippet().getChannelTitle());
+                                video.setCover(result.getSnippet().getThumbnails().getHigh().getUrl());
+                        } else {
+                                video.setId("sAuEeM_6zpk");
+                                video.setTitle("YOASOBI「あの夢をなぞって」 Official Music Video");
+                                video.setArtist("YOASOBI");
+                                video.setCover("https://img.youtube.com/vi/sAuEeM_6zpk/0.jpg");
+                        }
 
                         return ok(video);
                 });